19763678

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{28979}}^1$

素因数の和:29023

約数の個数: 16

約数和(自身を含む): 33384960

約数和(自身を除く): 13621282

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 28979, 57958, 318769, 637538, 898349, 1796698, 9881839, 19763678]

約数ペア:

[(1, 19763678), (2, 9881839), (11, 1796698), (22, 898349), (31, 637538), (62, 318769), (341, 57958), (682, 28979)]