19064680

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{6529}}^1$

素因数の和:6613

約数の個数: 32

約数和(自身を含む): 43489800

約数和(自身を除く): 24425120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 6529, 13058, 26116, 32645, 52232, 65290, 130580, 261160, 476617, 953234, 1906468, 2383085, 3812936, 4766170, 9532340, 19064680]

約数ペア:

[(1, 19064680), (2, 9532340), (4, 4766170), (5, 3812936), (8, 2383085), (10, 1906468), (20, 953234), (40, 476617), (73, 261160), (146, 130580), (292, 65290), (365, 52232), (584, 32645), (730, 26116), (1460, 13058), (2920, 6529)]