15888971984

素因数分解:

$2^4\times {\mathrm{25339}}^1\times {\mathrm{39191}}^1$

素因数の和:64538

約数の個数: 20

約数和(自身を含む): 30786883680

約数和(自身を除く): 14897911696

約数列:

[1, 2, 4, 8, 16, 25339, 39191, 50678, 78382, 101356, 156764, 202712, 313528, 405424, 627056, 993060749, 1986121498, 3972242996, 7944485992, 15888971984]

約数ペア:

[(1, 15888971984), (2, 7944485992), (4, 3972242996), (8, 1986121498), (16, 993060749), (25339, 627056), (39191, 405424), (50678, 313528), (78382, 202712), (101356, 156764)]