20057085

素因数分解:

$3^3\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1471}}^1$

素因数の和:1586

約数の個数: 32

約数和(自身を含む): 36034560

約数和(自身を除く): 15977475

約数列:

[1, 3, 5, 9, 15, 27, 45, 101, 135, 303, 505, 909, 1471, 1515, 2727, 4413, 4545, 7355, 13239, 13635, 22065, 39717, 66195, 148571, 198585, 445713, 742855, 1337139, 2228565, 4011417, 6685695, 20057085]

約数ペア:

[(1, 20057085), (3, 6685695), (5, 4011417), (9, 2228565), (15, 1337139), (27, 742855), (45, 445713), (101, 198585), (135, 148571), (303, 66195), (505, 39717), (909, 22065), (1471, 13635), (1515, 13239), (2727, 7355), (4413, 4545)]