20814122

素因数分解:

$2^1\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1482

約数の個数: 24

約数和(自身を含む): 36569376

約数和(自身を除く): 15755254

約数列:

[1, 2, 7, 14, 49, 98, 163, 326, 1141, 1303, 2282, 2606, 7987, 9121, 15974, 18242, 63847, 127694, 212389, 424778, 1486723, 2973446, 10407061, 20814122]

約数ペア:

[(1, 20814122), (2, 10407061), (7, 2973446), (14, 1486723), (49, 424778), (98, 212389), (163, 127694), (326, 63847), (1141, 18242), (1303, 15974), (2282, 9121), (2606, 7987)]