1888904101

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1\times {\mathrm{26489}}^1$

素因数の和:26724

約数の個数: 16

約数和(自身を含む): 2207358720

約数和(自身を除く): 318454619

約数列:

[1, 7, 61, 167, 427, 1169, 10187, 26489, 71309, 185423, 1615829, 4423663, 11310803, 30965641, 269843443, 1888904101]

約数ペア:

[(1, 1888904101), (7, 269843443), (61, 30965641), (167, 11310803), (427, 4423663), (1169, 1615829), (10187, 185423), (26489, 71309)]