20173439924

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{199429}}^1$

素因数の和:199485

約数の個数: 48

約数和(自身を含む): 40875172800

約数和(自身を除く): 20701732876

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 121, 209, 242, 418, 484, 836, 1331, 2299, 2662, 4598, 5324, 9196, 25289, 50578, 101156, 199429, 398858, 797716, 2193719, 3789151, 4387438, 7578302, 8774876, 15156604, 24130909, 41680661, 48261818, 83361322, 96523636, 166722644, 265439999, 458487271, 530879998, 916974542, 1061759996, 1833949084, 5043359981, 10086719962, 20173439924]

約数ペア:

[(1, 20173439924), (2, 10086719962), (4, 5043359981), (11, 1833949084), (19, 1061759996), (22, 916974542), (38, 530879998), (44, 458487271), (76, 265439999), (121, 166722644), (209, 96523636), (242, 83361322), (418, 48261818), (484, 41680661), (836, 24130909), (1331, 15156604), (2299, 8774876), (2662, 7578302), (4598, 4387438), (5324, 3789151), (9196, 2193719), (25289, 797716), (50578, 398858), (101156, 199429)]