19841936

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{21019}}^1$

素因数の和:21086

約数の個数: 20

約数和(自身を含む): 39097200

約数和(自身を除く): 19255264

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 21019, 42038, 84076, 168152, 336304, 1240121, 2480242, 4960484, 9920968, 19841936]

約数ペア:

[(1, 19841936), (2, 9920968), (4, 4960484), (8, 2480242), (16, 1240121), (59, 336304), (118, 168152), (236, 84076), (472, 42038), (944, 21019)]