19678608

素因数分解:

$2^4\times 3^2\times {\mathrm{136657}}^1$

素因数の和:136671

約数の個数: 30

約数和(自身を含む): 55073174

約数和(自身を除く): 35394566

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 136657, 273314, 409971, 546628, 819942, 1093256, 1229913, 1639884, 2186512, 2459826, 3279768, 4919652, 6559536, 9839304, 19678608]

約数ペア:

[(1, 19678608), (2, 9839304), (3, 6559536), (4, 4919652), (6, 3279768), (8, 2459826), (9, 2186512), (12, 1639884), (16, 1229913), (18, 1093256), (24, 819942), (36, 546628), (48, 409971), (72, 273314), (144, 136657)]