18469629778

素因数分解:

$2^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1\times {\mathrm{1777}}^1$

素因数の和:2434

約数の個数: 32

約数和(自身を含む): 28317139200

約数和(自身を除く): 9847509422

約数列:

[1, 2, 79, 157, 158, 314, 419, 838, 1777, 3554, 12403, 24806, 33101, 65783, 66202, 131566, 140383, 278989, 280766, 557978, 744563, 1489126, 5196857, 10393714, 22040131, 44080262, 58820477, 116896391, 117640954, 233792782, 9234814889, 18469629778]

約数ペア:

[(1, 18469629778), (2, 9234814889), (79, 233792782), (157, 117640954), (158, 116896391), (314, 58820477), (419, 44080262), (838, 22040131), (1777, 10393714), (3554, 5196857), (12403, 1489126), (24806, 744563), (33101, 557978), (65783, 280766), (66202, 278989), (131566, 140383)]