20486688

素因数分解:

$2^5\times 3^1\times {\mathrm{59}}^1\times {\mathrm{3617}}^1$

素因数の和:3689

約数の個数: 48

約数和(自身を含む): 54704160

約数和(自身を除く): 34217472

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 59, 96, 118, 177, 236, 354, 472, 708, 944, 1416, 1888, 2832, 3617, 5664, 7234, 10851, 14468, 21702, 28936, 43404, 57872, 86808, 115744, 173616, 213403, 347232, 426806, 640209, 853612, 1280418, 1707224, 2560836, 3414448, 5121672, 6828896, 10243344, 20486688]

約数ペア:

[(1, 20486688), (2, 10243344), (3, 6828896), (4, 5121672), (6, 3414448), (8, 2560836), (12, 1707224), (16, 1280418), (24, 853612), (32, 640209), (48, 426806), (59, 347232), (96, 213403), (118, 173616), (177, 115744), (236, 86808), (354, 57872), (472, 43404), (708, 28936), (944, 21702), (1416, 14468), (1888, 10851), (2832, 7234), (3617, 5664)]