19007885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15391}}^1$

素因数の和:15428

約数の個数: 16

約数和(自身を含む): 25858560

約数和(自身を除く): 6850675

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 15391, 76955, 200083, 292429, 1000415, 1462145, 3801577, 19007885]

約数ペア:

[(1, 19007885), (5, 3801577), (13, 1462145), (19, 1000415), (65, 292429), (95, 200083), (247, 76955), (1235, 15391)]