1904587778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{382601}}^1$

素因数の和:382753

約数の個数: 16

約数和(自身を含む): 3030207840

約数和(自身を除く): 1125620062

約数列:

[1, 2, 19, 38, 131, 262, 2489, 4978, 382601, 765202, 7269419, 14538838, 50120731, 100241462, 952293889, 1904587778]

約数ペア:

[(1, 1904587778), (2, 952293889), (19, 100241462), (38, 50120731), (131, 14538838), (262, 7269419), (2489, 765202), (4978, 382601)]