20266736

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3067}}^1$

素因数の和:3141

約数の個数: 40

約数和(自身を含む): 45651840

約数和(自身を除く): 25385104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3067, 3304, 6134, 6608, 12268, 21469, 24536, 42938, 49072, 85876, 171752, 180953, 343504, 361906, 723812, 1266671, 1447624, 2533342, 2895248, 5066684, 10133368, 20266736]

約数ペア:

[(1, 20266736), (2, 10133368), (4, 5066684), (7, 2895248), (8, 2533342), (14, 1447624), (16, 1266671), (28, 723812), (56, 361906), (59, 343504), (112, 180953), (118, 171752), (236, 85876), (413, 49072), (472, 42938), (826, 24536), (944, 21469), (1652, 12268), (3067, 6608), (3304, 6134)]