20512898

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 36132480

約数和(自身を除く): 15619582

約数列:

[1, 2, 7, 14, 89, 101, 163, 178, 202, 326, 623, 707, 1141, 1246, 1414, 2282, 8989, 14507, 16463, 17978, 29014, 32926, 62923, 101549, 115241, 125846, 203098, 230482, 1465207, 2930414, 10256449, 20512898]

約数ペア:

[(1, 20512898), (2, 10256449), (7, 2930414), (14, 1465207), (89, 230482), (101, 203098), (163, 125846), (178, 115241), (202, 101549), (326, 62923), (623, 32926), (707, 29014), (1141, 17978), (1246, 16463), (1414, 14507), (2282, 8989)]