12215450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18793}}^1$

素因数の和:18818

約数の個数: 24

約数和(自身を含む): 24469788

約数和(自身を除く): 12254338

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 18793, 37586, 93965, 187930, 244309, 469825, 488618, 939650, 1221545, 2443090, 6107725, 12215450]

約数ペア:

[(1, 12215450), (2, 6107725), (5, 2443090), (10, 1221545), (13, 939650), (25, 488618), (26, 469825), (50, 244309), (65, 187930), (130, 93965), (325, 37586), (650, 18793)]