20085628521

素因数分解:

$3^1\times 7^1\times {\mathrm{2879}}^1\times {\mathrm{332219}}^1$

素因数の和:335108

約数の個数: 16

約数和(自身を含む): 30617395200

約数和(自身を除く): 10531766679

約数列:

[1, 3, 7, 21, 2879, 8637, 20153, 60459, 332219, 996657, 2325533, 6976599, 956458501, 2869375503, 6695209507, 20085628521]

約数ペア:

[(1, 20085628521), (3, 6695209507), (7, 2869375503), (21, 956458501), (2879, 6976599), (8637, 2325533), (20153, 996657), (60459, 332219)]