16761638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{661}}^1$

素因数の和:1103

約数の個数: 16

約数和(自身を含む): 26056320

約数和(自身を除く): 9294682

約数列:

[1, 2, 31, 62, 409, 661, 818, 1322, 12679, 20491, 25358, 40982, 270349, 540698, 8380819, 16761638]

約数ペア:

[(1, 16761638), (2, 8380819), (31, 540698), (62, 270349), (409, 40982), (661, 25358), (818, 20491), (1322, 12679)]