19603017

素因数分解:

$3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{821}}^1$

素因数の和:1213

約数の個数: 24

約数和(自身を含む): 32485440

約数和(自身を除く): 12882423

約数列:

[1, 3, 7, 9, 21, 63, 379, 821, 1137, 2463, 2653, 3411, 5747, 7389, 7959, 17241, 23877, 51723, 311159, 933477, 2178113, 2800431, 6534339, 19603017]

約数ペア:

[(1, 19603017), (3, 6534339), (7, 2800431), (9, 2178113), (21, 933477), (63, 311159), (379, 51723), (821, 23877), (1137, 17241), (2463, 7959), (2653, 7389), (3411, 5747)]