20407276

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{8111}}^1$

素因数の和:8169

約数の個数: 24

約数和(自身を含む): 38840256

約数和(自身を除く): 18432980

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 629, 1258, 2516, 8111, 16222, 32444, 137887, 275774, 300107, 551548, 600214, 1200428, 5101819, 10203638, 20407276]

約数ペア:

[(1, 20407276), (2, 10203638), (4, 5101819), (17, 1200428), (34, 600214), (37, 551548), (68, 300107), (74, 275774), (148, 137887), (629, 32444), (1258, 16222), (2516, 8111)]