636681344

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{382621}}^1$

素因数の和:382648

約数の個数: 32

約数和(自身を含む): 1365960540

約数和(自身を除く): 729279196

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 382621, 765242, 1530484, 3060968, 4974073, 6121936, 9948146, 12243872, 19896292, 24487744, 39792584, 48975488, 79585168, 159170336, 318340672, 636681344]

約数ペア:

[(1, 636681344), (2, 318340672), (4, 159170336), (8, 79585168), (13, 48975488), (16, 39792584), (26, 24487744), (32, 19896292), (52, 12243872), (64, 9948146), (104, 6121936), (128, 4974073), (208, 3060968), (416, 1530484), (832, 765242), (1664, 382621)]