20200232

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 41811840

約数和(自身を除く): 21611608

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 169, 223, 268, 338, 446, 536, 676, 871, 892, 1352, 1742, 1784, 2899, 3484, 5798, 6968, 11323, 11596, 14941, 22646, 23192, 29882, 37687, 45292, 59764, 75374, 90584, 119528, 150748, 194233, 301496, 388466, 776932, 1553864, 2525029, 5050058, 10100116, 20200232]

約数ペア:

[(1, 20200232), (2, 10100116), (4, 5050058), (8, 2525029), (13, 1553864), (26, 776932), (52, 388466), (67, 301496), (104, 194233), (134, 150748), (169, 119528), (223, 90584), (268, 75374), (338, 59764), (446, 45292), (536, 37687), (676, 29882), (871, 23192), (892, 22646), (1352, 14941), (1742, 11596), (1784, 11323), (2899, 6968), (3484, 5798)]