20893016

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{271}}^1\times {\mathrm{419}}^1$

素因数の和:719

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 20233384

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 271, 419, 542, 838, 1084, 1676, 2168, 3352, 6233, 9637, 12466, 19274, 24932, 38548, 49864, 77096, 113549, 227098, 454196, 908392, 2611627, 5223254, 10446508, 20893016]

約数ペア:

[(1, 20893016), (2, 10446508), (4, 5223254), (8, 2611627), (23, 908392), (46, 454196), (92, 227098), (184, 113549), (271, 77096), (419, 49864), (542, 38548), (838, 24932), (1084, 19274), (1676, 12466), (2168, 9637), (3352, 6233)]