40213918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1\times {\mathrm{1601}}^1$

素因数の和:2283

約数の個数: 16

約数和(自身を含む): 63631440

約数和(自身を除く): 23417522

約数列:

[1, 2, 19, 38, 661, 1322, 1601, 3202, 12559, 25118, 30419, 60838, 1058261, 2116522, 20106959, 40213918]

約数ペア:

[(1, 40213918), (2, 20106959), (19, 2116522), (38, 1058261), (661, 60838), (1322, 30419), (1601, 25118), (3202, 12559)]