20565673754

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{811}}^1\times {\mathrm{1307}}^1$

素因数の和:2318

約数の個数: 32

約数和(自身を含む): 31544251200

約数和(自身を除く): 10978577446

約数列:

[1, 2, 89, 109, 178, 218, 811, 1307, 1622, 2614, 9701, 19402, 72179, 88399, 116323, 142463, 144358, 176798, 232646, 284926, 1059977, 2119954, 7867511, 12679207, 15735022, 25358414, 94337953, 115537493, 188675906, 231074986, 10282836877, 20565673754]

約数ペア:

[(1, 20565673754), (2, 10282836877), (89, 231074986), (109, 188675906), (178, 115537493), (218, 94337953), (811, 25358414), (1307, 15735022), (1622, 12679207), (2614, 7867511), (9701, 2119954), (19402, 1059977), (72179, 284926), (88399, 232646), (116323, 176798), (142463, 144358)]