19418730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{8867}}^1$

素因数の和:8950

約数の個数: 32

約数和(自身を含む): 47248704

約数和(自身を除く): 27829974

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 730, 1095, 2190, 8867, 17734, 26601, 44335, 53202, 88670, 133005, 266010, 647291, 1294582, 1941873, 3236455, 3883746, 6472910, 9709365, 19418730]

約数ペア:

[(1, 19418730), (2, 9709365), (3, 6472910), (5, 3883746), (6, 3236455), (10, 1941873), (15, 1294582), (30, 647291), (73, 266010), (146, 133005), (219, 88670), (365, 53202), (438, 44335), (730, 26601), (1095, 17734), (2190, 8867)]