20722146

素因数分解:

$2^1\times 3^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 42845760

約数和(自身を除く): 22123614

約数列:

[1, 2, 3, 6, 37, 74, 111, 222, 269, 347, 538, 694, 807, 1041, 1614, 2082, 9953, 12839, 19906, 25678, 29859, 38517, 59718, 77034, 93343, 186686, 280029, 560058, 3453691, 6907382, 10361073, 20722146]

約数ペア:

[(1, 20722146), (2, 10361073), (3, 6907382), (6, 3453691), (37, 560058), (74, 280029), (111, 186686), (222, 93343), (269, 77034), (347, 59718), (538, 38517), (694, 29859), (807, 25678), (1041, 19906), (1614, 12839), (2082, 9953)]