25519487984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{93821647}}^1$

素因数の和:93821672

約数の個数: 20

約数和(自身を含む): 52352479584

約数和(自身を除く): 26832991600

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 93821647, 187643294, 375286588, 750573176, 1501146352, 1594967999, 3189935998, 6379871996, 12759743992, 25519487984]

約数ペア:

[(1, 25519487984), (2, 12759743992), (4, 6379871996), (8, 3189935998), (16, 1594967999), (17, 1501146352), (34, 750573176), (68, 375286588), (136, 187643294), (272, 93821647)]