20820042

素因数分解:

$2^1\times 3^2\times {\mathrm{599}}^1\times {\mathrm{1931}}^1$

素因数の和:2538

約数の個数: 24

約数和(自身を含む): 45208800

約数和(自身を除く): 24388758

約数列:

[1, 2, 3, 6, 9, 18, 599, 1198, 1797, 1931, 3594, 3862, 5391, 5793, 10782, 11586, 17379, 34758, 1156669, 2313338, 3470007, 6940014, 10410021, 20820042]

約数ペア:

[(1, 20820042), (2, 10410021), (3, 6940014), (6, 3470007), (9, 2313338), (18, 1156669), (599, 34758), (1198, 17379), (1797, 11586), (1931, 10782), (3594, 5793), (3862, 5391)]