20581324

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2357}}^1$

素因数の和:2457

約数の個数: 24

約数和(自身を含む): 37633680

約数和(自身を除く): 17052356

約数列:

[1, 2, 4, 37, 59, 74, 118, 148, 236, 2183, 2357, 4366, 4714, 8732, 9428, 87209, 139063, 174418, 278126, 348836, 556252, 5145331, 10290662, 20581324]

約数ペア:

[(1, 20581324), (2, 10290662), (4, 5145331), (37, 556252), (59, 348836), (74, 278126), (118, 174418), (148, 139063), (236, 87209), (2183, 9428), (2357, 8732), (4366, 4714)]