8403928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4253}}^1$

素因数の和:4291

約数の個数: 32

約数和(自身を含む): 17866800

約数和(自身を除く): 9462872

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 4253, 8506, 17012, 34024, 55289, 80807, 110578, 161614, 221156, 323228, 442312, 646456, 1050491, 2100982, 4201964, 8403928]

約数ペア:

[(1, 8403928), (2, 4201964), (4, 2100982), (8, 1050491), (13, 646456), (19, 442312), (26, 323228), (38, 221156), (52, 161614), (76, 110578), (104, 80807), (152, 55289), (247, 34024), (494, 17012), (988, 8506), (1976, 4253)]