20610345

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10331}}^1$

素因数の和:10365

約数の個数: 32

約数和(自身を含む): 39674880

約数和(自身を除く): 19064535

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 10331, 30993, 51655, 72317, 154965, 196289, 216951, 361585, 588867, 981445, 1084755, 1374023, 2944335, 4122069, 6870115, 20610345]

約数ペア:

[(1, 20610345), (3, 6870115), (5, 4122069), (7, 2944335), (15, 1374023), (19, 1084755), (21, 981445), (35, 588867), (57, 361585), (95, 216951), (105, 196289), (133, 154965), (285, 72317), (399, 51655), (665, 30993), (1995, 10331)]