20189898

素因数分解:

$2^1\times 3^5\times {\mathrm{41543}}^1$

素因数の和:41560

約数の個数: 24

約数和(自身を含む): 45366048

約数和(自身を除く): 25176150

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 41543, 83086, 124629, 249258, 373887, 747774, 1121661, 2243322, 3364983, 6729966, 10094949, 20189898]

約数ペア:

[(1, 20189898), (2, 10094949), (3, 6729966), (6, 3364983), (9, 2243322), (18, 1121661), (27, 747774), (54, 373887), (81, 249258), (162, 124629), (243, 83086), (486, 41543)]