20163621618

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{101}}^1\times {\mathrm{151}}^1\times {\mathrm{1499}}^1$

素因数の和:1773

約数の個数: 144

約数和(自身を含む): 51698088000

約数和(自身を除く): 31534466382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 101, 126, 147, 151, 202, 294, 302, 303, 441, 453, 606, 707, 882, 906, 909, 1057, 1359, 1414, 1499, 1818, 2114, 2121, 2718, 2998, 3171, 4242, 4497, 4949, 6342, 6363, 7399, 8994, 9513, 9898, 10493, 12726, 13491, 14798, 14847, 15251, 19026, 20986, 22197, 26982, 29694, 30502, 31479, 44394, 44541, 45753, 62958, 66591, 73451, 89082, 91506, 94437, 106757, 133182, 137259, 146902, 151399, 188874, 213514, 220353, 226349, 274518, 302798, 320271, 440706, 452698, 454197, 640542, 661059, 679047, 747299, 908394, 960813, 1059793, 1322118, 1358094, 1362591, 1494598, 1584443, 1921626, 2037141, 2119586, 2241897, 2725182, 3168886, 3179379, 4074282, 4483794, 4753329, 6358758, 6725691, 7418551, 9506658, 9538137, 11091101, 13451382, 14259987, 14837102, 19076274, 22182202, 22255653, 22861249, 28519974, 33273303, 44511306, 45722498, 66546606, 66766959, 68583747, 99819909, 133533918, 137167494, 160028743, 199639818, 205751241, 320057486, 411502482, 480086229, 960172458, 1120201201, 1440258687, 2240402402, 2880517374, 3360603603, 6721207206, 10081810809, 20163621618]

約数ペア:

[(1, 20163621618), (2, 10081810809), (3, 6721207206), (6, 3360603603), (7, 2880517374), (9, 2240402402), (14, 1440258687), (18, 1120201201), (21, 960172458), (42, 480086229), (49, 411502482), (63, 320057486), (98, 205751241), (101, 199639818), (126, 160028743), (147, 137167494), (151, 133533918), (202, 99819909), (294, 68583747), (302, 66766959), (303, 66546606), (441, 45722498), (453, 44511306), (606, 33273303), (707, 28519974), (882, 22861249), (906, 22255653), (909, 22182202), (1057, 19076274), (1359, 14837102), (1414, 14259987), (1499, 13451382), (1818, 11091101), (2114, 9538137), (2121, 9506658), (2718, 7418551), (2998, 6725691), (3171, 6358758), (4242, 4753329), (4497, 4483794), (4949, 4074282), (6342, 3179379), (6363, 3168886), (7399, 2725182), (8994, 2241897), (9513, 2119586), (9898, 2037141), (10493, 1921626), (12726, 1584443), (13491, 1494598), (14798, 1362591), (14847, 1358094), (15251, 1322118), (19026, 1059793), (20986, 960813), (22197, 908394), (26982, 747299), (29694, 679047), (30502, 661059), (31479, 640542), (44394, 454197), (44541, 452698), (45753, 440706), (62958, 320271), (66591, 302798), (73451, 274518), (89082, 226349), (91506, 220353), (94437, 213514), (106757, 188874), (133182, 151399), (137259, 146902)]