19312173

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 29354520

約数和(自身を除く): 10042347

約数列:

[1, 3, 9, 29, 61, 87, 183, 261, 549, 1213, 1769, 3639, 5307, 10917, 15921, 35177, 73993, 105531, 221979, 316593, 665937, 2145797, 6437391, 19312173]

約数ペア:

[(1, 19312173), (3, 6437391), (9, 2145797), (29, 665937), (61, 316593), (87, 221979), (183, 105531), (261, 73993), (549, 35177), (1213, 15921), (1769, 10917), (3639, 5307)]