19498370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2503}}^1$

素因数の和:2570

約数の個数: 32

約数和(自身を含む): 37860480

約数和(自身を除く): 18362110

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 410, 779, 1558, 2503, 3895, 5006, 7790, 12515, 25030, 47557, 95114, 102623, 205246, 237785, 475570, 513115, 1026230, 1949837, 3899674, 9749185, 19498370]

約数ペア:

[(1, 19498370), (2, 9749185), (5, 3899674), (10, 1949837), (19, 1026230), (38, 513115), (41, 475570), (82, 237785), (95, 205246), (190, 102623), (205, 95114), (410, 47557), (779, 25030), (1558, 12515), (2503, 7790), (3895, 5006)]