20195792804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{347}}^1$

素因数の和:618

約数の個数: 144

約数和(自身を含む): 43076275200

約数和(自身を除く): 22880482396

約数列:

[1, 2, 4, 11, 17, 22, 23, 34, 44, 46, 68, 92, 187, 199, 253, 289, 347, 374, 391, 398, 506, 578, 694, 748, 782, 796, 1012, 1156, 1388, 1564, 2189, 3179, 3383, 3817, 4301, 4378, 4577, 5899, 6358, 6647, 6766, 7634, 7981, 8602, 8756, 9154, 11798, 12716, 13294, 13532, 15268, 15962, 17204, 18308, 23596, 26588, 31924, 37213, 50347, 57511, 64889, 69053, 73117, 74426, 77809, 87791, 100283, 100694, 115022, 129778, 135677, 138106, 146234, 148852, 155618, 175582, 200566, 201388, 230044, 259556, 271354, 276212, 292468, 311236, 351164, 401132, 542708, 632621, 759583, 855899, 1103113, 1173901, 1265242, 1322753, 1492447, 1519166, 1588219, 1711798, 2206226, 2306509, 2347802, 2530484, 2645506, 2984894, 3038332, 3176438, 3423596, 4412452, 4613018, 4695604, 5291012, 5969788, 6352876, 9226036, 12912911, 14550283, 17470409, 19956317, 25371599, 25825822, 26999723, 29100566, 34940818, 39912634, 50743198, 51651644, 53999446, 58201132, 69881636, 79825268, 101486396, 107998892, 219519487, 296996953, 439038974, 458995291, 593993906, 878077948, 917990582, 1187987812, 1835981164, 5048948201, 10097896402, 20195792804]

約数ペア:

[(1, 20195792804), (2, 10097896402), (4, 5048948201), (11, 1835981164), (17, 1187987812), (22, 917990582), (23, 878077948), (34, 593993906), (44, 458995291), (46, 439038974), (68, 296996953), (92, 219519487), (187, 107998892), (199, 101486396), (253, 79825268), (289, 69881636), (347, 58201132), (374, 53999446), (391, 51651644), (398, 50743198), (506, 39912634), (578, 34940818), (694, 29100566), (748, 26999723), (782, 25825822), (796, 25371599), (1012, 19956317), (1156, 17470409), (1388, 14550283), (1564, 12912911), (2189, 9226036), (3179, 6352876), (3383, 5969788), (3817, 5291012), (4301, 4695604), (4378, 4613018), (4577, 4412452), (5899, 3423596), (6358, 3176438), (6647, 3038332), (6766, 2984894), (7634, 2645506), (7981, 2530484), (8602, 2347802), (8756, 2306509), (9154, 2206226), (11798, 1711798), (12716, 1588219), (13294, 1519166), (13532, 1492447), (15268, 1322753), (15962, 1265242), (17204, 1173901), (18308, 1103113), (23596, 855899), (26588, 759583), (31924, 632621), (37213, 542708), (50347, 401132), (57511, 351164), (64889, 311236), (69053, 292468), (73117, 276212), (74426, 271354), (77809, 259556), (87791, 230044), (100283, 201388), (100694, 200566), (115022, 175582), (129778, 155618), (135677, 148852), (138106, 146234)]