19916364

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{127669}}^1$

素因数の和:127689

約数の個数: 24

約数和(自身を含む): 50046640

約数和(自身を除く): 30130276

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 127669, 255338, 383007, 510676, 766014, 1532028, 1659697, 3319394, 4979091, 6638788, 9958182, 19916364]

約数ペア:

[(1, 19916364), (2, 9958182), (3, 6638788), (4, 4979091), (6, 3319394), (12, 1659697), (13, 1532028), (26, 766014), (39, 510676), (52, 383007), (78, 255338), (156, 127669)]