17893460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{68821}}^1$

素因数の和:68843

約数の個数: 24

約数和(自身を含む): 40467336

約数和(自身を除く): 22573876

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 68821, 137642, 275284, 344105, 688210, 894673, 1376420, 1789346, 3578692, 4473365, 8946730, 17893460]

約数ペア:

[(1, 17893460), (2, 8946730), (4, 4473365), (5, 3578692), (10, 1789346), (13, 1376420), (20, 894673), (26, 688210), (52, 344105), (65, 275284), (130, 137642), (260, 68821)]