642155074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{1489}}^1\times {\mathrm{19603}}^1$

素因数の和:21105

約数の個数: 16

約数和(自身を含む): 1051558560

約数和(自身を除く): 409403486

約数列:

[1, 2, 11, 22, 1489, 2978, 16379, 19603, 32758, 39206, 215633, 431266, 29188867, 58377734, 321077537, 642155074]

約数ペア:

[(1, 642155074), (2, 321077537), (11, 58377734), (22, 29188867), (1489, 431266), (2978, 215633), (16379, 39206), (19603, 32758)]