1213721710

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{336211}}^1$

素因数の和:336256

約数の個数: 24

約数和(自身を含む): 2305741896

約数和(自身を除く): 1092020186

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 336211, 672422, 1681055, 3362110, 6388009, 12776018, 31940045, 63880090, 121372171, 242744342, 606860855, 1213721710]

約数ペア:

[(1, 1213721710), (2, 606860855), (5, 242744342), (10, 121372171), (19, 63880090), (38, 31940045), (95, 12776018), (190, 6388009), (361, 3362110), (722, 1681055), (1805, 672422), (3610, 336211)]