20853144

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{22279}}^1$

素因数の和:22304

約数の個数: 48

約数和(自身を含む): 60824400

約数和(自身を除く): 39971256

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 22279, 44558, 66837, 89116, 133674, 178232, 200511, 267348, 289627, 401022, 534696, 579254, 802044, 868881, 1158508, 1604088, 1737762, 2317016, 2606643, 3475524, 5213286, 6951048, 10426572, 20853144]

約数ペア:

[(1, 20853144), (2, 10426572), (3, 6951048), (4, 5213286), (6, 3475524), (8, 2606643), (9, 2317016), (12, 1737762), (13, 1604088), (18, 1158508), (24, 868881), (26, 802044), (36, 579254), (39, 534696), (52, 401022), (72, 289627), (78, 267348), (104, 200511), (117, 178232), (156, 133674), (234, 89116), (312, 66837), (468, 44558), (936, 22279)]