20010224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5659}}^1$

素因数の和:5697

約数の個数: 40

約数和(自身を含む): 44215920

約数和(自身を除く): 24205696

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 5659, 11318, 22636, 45272, 73567, 90544, 96203, 147134, 192406, 294268, 384812, 588536, 769624, 1177072, 1250639, 1539248, 2501278, 5002556, 10005112, 20010224]

約数ペア:

[(1, 20010224), (2, 10005112), (4, 5002556), (8, 2501278), (13, 1539248), (16, 1250639), (17, 1177072), (26, 769624), (34, 588536), (52, 384812), (68, 294268), (104, 192406), (136, 147134), (208, 96203), (221, 90544), (272, 73567), (442, 45272), (884, 22636), (1768, 11318), (3536, 5659)]