220176488

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{24121}}^1$

素因数の和:24297

約数の個数: 32

約数和(自身を含む): 474720960

約数和(自身を除く): 254544472

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 1141, 1304, 2282, 4564, 9128, 24121, 48242, 96484, 168847, 192968, 337694, 675388, 1350776, 3931723, 7863446, 15726892, 27522061, 31453784, 55044122, 110088244, 220176488]

約数ペア:

[(1, 220176488), (2, 110088244), (4, 55044122), (7, 31453784), (8, 27522061), (14, 15726892), (28, 7863446), (56, 3931723), (163, 1350776), (326, 675388), (652, 337694), (1141, 192968), (1304, 168847), (2282, 96484), (4564, 48242), (9128, 24121)]