20459152

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6299}}^1$

素因数の和:6343

約数の個数: 40

約数和(自身を含む): 46872000

約数和(自身を除く): 26412848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 6299, 12598, 25196, 44093, 50392, 88186, 100784, 176372, 182671, 352744, 365342, 705488, 730684, 1278697, 1461368, 2557394, 2922736, 5114788, 10229576, 20459152]

約数ペア:

[(1, 20459152), (2, 10229576), (4, 5114788), (7, 2922736), (8, 2557394), (14, 1461368), (16, 1278697), (28, 730684), (29, 705488), (56, 365342), (58, 352744), (112, 182671), (116, 176372), (203, 100784), (232, 88186), (406, 50392), (464, 44093), (812, 25196), (1624, 12598), (3248, 6299)]