20928702942

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{2113}}^1\times {\mathrm{26203}}^1$

素因数の和:28334

約数の個数: 64

約数和(自身を含む): 53179445760

約数和(自身を除く): 32250742818

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 2113, 4226, 6339, 12678, 14791, 19017, 26203, 29582, 38034, 44373, 52406, 57051, 78609, 88746, 114102, 133119, 157218, 183421, 235827, 266238, 366842, 399357, 471654, 550263, 707481, 798714, 1100526, 1414962, 1650789, 3301578, 4952367, 9904734, 55366939, 110733878, 166100817, 332201634, 387568573, 498302451, 775137146, 996604902, 1162705719, 1494907353, 2325411438, 2989814706, 3488117157, 6976234314, 10464351471, 20928702942]

約数ペア:

[(1, 20928702942), (2, 10464351471), (3, 6976234314), (6, 3488117157), (7, 2989814706), (9, 2325411438), (14, 1494907353), (18, 1162705719), (21, 996604902), (27, 775137146), (42, 498302451), (54, 387568573), (63, 332201634), (126, 166100817), (189, 110733878), (378, 55366939), (2113, 9904734), (4226, 4952367), (6339, 3301578), (12678, 1650789), (14791, 1414962), (19017, 1100526), (26203, 798714), (29582, 707481), (38034, 550263), (44373, 471654), (52406, 399357), (57051, 366842), (78609, 266238), (88746, 235827), (114102, 183421), (133119, 157218)]