20553666

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{2137}}^1$

素因数の和:2378

約数の個数: 32

約数和(自身を含む): 47207040

約数和(自身を除く): 26653374

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 229, 458, 687, 1374, 1603, 2137, 3206, 4274, 4809, 6411, 9618, 12822, 14959, 29918, 44877, 89754, 489373, 978746, 1468119, 2936238, 3425611, 6851222, 10276833, 20553666]

約数ペア:

[(1, 20553666), (2, 10276833), (3, 6851222), (6, 3425611), (7, 2936238), (14, 1468119), (21, 978746), (42, 489373), (229, 89754), (458, 44877), (687, 29918), (1374, 14959), (1603, 12822), (2137, 9618), (3206, 6411), (4274, 4809)]