20161250968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{132639809}}^1$

素因数の和:132639834

約数の個数: 16

約数和(自身を含む): 39791943000

約数和(自身を除く): 19630692032

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 132639809, 265279618, 530559236, 1061118472, 2520156371, 5040312742, 10080625484, 20161250968]

約数ペア:

[(1, 20161250968), (2, 10080625484), (4, 5040312742), (8, 2520156371), (19, 1061118472), (38, 530559236), (76, 265279618), (152, 132639809)]