1998697984

素因数分解:

$2^9\times {\mathrm{1033}}^1\times {\mathrm{3779}}^1$

素因数の和:4830

約数の個数: 40

約数和(自身を含む): 3998415960

約数和(自身を除く): 1999717976

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1033, 2066, 3779, 4132, 7558, 8264, 15116, 16528, 30232, 33056, 60464, 66112, 120928, 132224, 241856, 264448, 483712, 528896, 967424, 1934848, 3903707, 7807414, 15614828, 31229656, 62459312, 124918624, 249837248, 499674496, 999348992, 1998697984]

約数ペア:

[(1, 1998697984), (2, 999348992), (4, 499674496), (8, 249837248), (16, 124918624), (32, 62459312), (64, 31229656), (128, 15614828), (256, 7807414), (512, 3903707), (1033, 1934848), (2066, 967424), (3779, 528896), (4132, 483712), (7558, 264448), (8264, 241856), (15116, 132224), (16528, 120928), (30232, 66112), (33056, 60464)]