209981785858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{567031}}^1\times {\mathrm{14243}}^1$

素因数の和:581289

約数の個数: 16

約数和(自身を含む): 339225759936

約数和(自身を除く): 129243974078

約数列:

[1, 2, 13, 26, 14243, 28486, 185159, 370318, 567031, 1134062, 7371403, 14742806, 8076222533, 16152445066, 104990892929, 209981785858]

約数ペア:

[(1, 209981785858), (2, 104990892929), (13, 16152445066), (26, 8076222533), (14243, 14742806), (28486, 7371403), (185159, 1134062), (370318, 567031)]