2278903978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1\times {\mathrm{1999}}^1$

素因数の和:2446

約数の個数: 32

約数和(自身を含む): 3719520000

約数和(自身を除く): 1440616022

約数列:

[1, 2, 13, 26, 163, 269, 326, 538, 1999, 2119, 3497, 3998, 4238, 6994, 25987, 43847, 51974, 87694, 325837, 537731, 570011, 651674, 1075462, 1140022, 4235881, 6990503, 8471762, 13981006, 87650153, 175300306, 1139451989, 2278903978]

約数ペア:

[(1, 2278903978), (2, 1139451989), (13, 175300306), (26, 87650153), (163, 13981006), (269, 8471762), (326, 6990503), (538, 4235881), (1999, 1140022), (2119, 1075462), (3497, 651674), (3998, 570011), (4238, 537731), (6994, 325837), (25987, 87694), (43847, 51974)]