19851014

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{947}}^1$

素因数の和:1219

約数の個数: 16

約数和(自身を含む): 30578688

約数和(自身を除く): 10727674

約数列:

[1, 2, 47, 94, 223, 446, 947, 1894, 10481, 20962, 44509, 89018, 211181, 422362, 9925507, 19851014]

約数ペア:

[(1, 19851014), (2, 9925507), (47, 422362), (94, 211181), (223, 89018), (446, 44509), (947, 20962), (1894, 10481)]