18868070

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{145139}}^1$

素因数の和:145159

約数の個数: 16

約数和(自身を含む): 36575280

約数和(自身を除く): 17707210

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 145139, 290278, 725695, 1451390, 1886807, 3773614, 9434035, 18868070]

約数ペア:

[(1, 18868070), (2, 9434035), (5, 3773614), (10, 1886807), (13, 1451390), (26, 725695), (65, 290278), (130, 145139)]