20434952

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 43338240

約数和(自身を除く): 22903288

約数列:

[1, 2, 4, 8, 17, 31, 34, 37, 62, 68, 74, 124, 131, 136, 148, 248, 262, 296, 524, 527, 629, 1048, 1054, 1147, 1258, 2108, 2227, 2294, 2516, 4061, 4216, 4454, 4588, 4847, 5032, 8122, 8908, 9176, 9694, 16244, 17816, 19388, 19499, 32488, 38776, 38998, 69037, 77996, 82399, 138074, 150257, 155992, 164798, 276148, 300514, 329596, 552296, 601028, 659192, 1202056, 2554369, 5108738, 10217476, 20434952]

約数ペア:

[(1, 20434952), (2, 10217476), (4, 5108738), (8, 2554369), (17, 1202056), (31, 659192), (34, 601028), (37, 552296), (62, 329596), (68, 300514), (74, 276148), (124, 164798), (131, 155992), (136, 150257), (148, 138074), (248, 82399), (262, 77996), (296, 69037), (524, 38998), (527, 38776), (629, 32488), (1048, 19499), (1054, 19388), (1147, 17816), (1258, 16244), (2108, 9694), (2227, 9176), (2294, 8908), (2516, 8122), (4061, 5032), (4216, 4847), (4454, 4588)]