20210326

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{797}}^1$

素因数の和:1239

約数の個数: 16

約数和(自身を含む): 31409280

約数和(自身を除く): 11198954

約数列:

[1, 2, 31, 62, 409, 797, 818, 1594, 12679, 24707, 25358, 49414, 325973, 651946, 10105163, 20210326]

約数ペア:

[(1, 20210326), (2, 10105163), (31, 651946), (62, 325973), (409, 49414), (797, 25358), (818, 24707), (1594, 12679)]