19664082

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{17909}}^1$

素因数の和:17978

約数の個数: 24

約数和(自身を含む): 43306380

約数和(自身を除く): 23642298

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 17909, 35818, 53727, 107454, 161181, 322362, 1092449, 2184898, 3277347, 6554694, 9832041, 19664082]

約数ペア:

[(1, 19664082), (2, 9832041), (3, 6554694), (6, 3277347), (9, 2184898), (18, 1092449), (61, 322362), (122, 161181), (183, 107454), (366, 53727), (549, 35818), (1098, 17909)]