20727396

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{3181}}^1$

素因数の和:3372

約数の個数: 36

約数和(自身を含む): 52700284

約数和(自身を除く): 31972888

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 543, 724, 1086, 1629, 2172, 3181, 3258, 6362, 6516, 9543, 12724, 19086, 28629, 38172, 57258, 114516, 575761, 1151522, 1727283, 2303044, 3454566, 5181849, 6909132, 10363698, 20727396]

約数ペア:

[(1, 20727396), (2, 10363698), (3, 6909132), (4, 5181849), (6, 3454566), (9, 2303044), (12, 1727283), (18, 1151522), (36, 575761), (181, 114516), (362, 57258), (543, 38172), (724, 28629), (1086, 19086), (1629, 12724), (2172, 9543), (3181, 6516), (3258, 6362)]