20123893462

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1\times {\mathrm{508513}}^1$

素因数の和:508983

約数の個数: 16

約数和(自身を含む): 30901378752

約数和(自身を除く): 10777485290

約数列:

[1, 2, 47, 94, 421, 842, 19787, 39574, 508513, 1017026, 23900111, 47800222, 214083973, 428167946, 10061946731, 20123893462]

約数ペア:

[(1, 20123893462), (2, 10061946731), (47, 428167946), (94, 214083973), (421, 47800222), (842, 23900111), (19787, 1017026), (39574, 508513)]