19133260

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15683}}^1$

素因数の和:15753

約数の個数: 24

約数和(自身を含む): 40841136

約数和(自身を除く): 21707876

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 15683, 31366, 62732, 78415, 156830, 313660, 956663, 1913326, 3826652, 4783315, 9566630, 19133260]

約数ペア:

[(1, 19133260), (2, 9566630), (4, 4783315), (5, 3826652), (10, 1913326), (20, 956663), (61, 313660), (122, 156830), (244, 78415), (305, 62732), (610, 31366), (1220, 15683)]