20662378

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{547}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 36220608

約数和(自身を除く): 15558230

約数列:

[1, 2, 11, 17, 22, 34, 101, 187, 202, 374, 547, 1094, 1111, 1717, 2222, 3434, 6017, 9299, 12034, 18598, 18887, 37774, 55247, 102289, 110494, 204578, 607717, 939199, 1215434, 1878398, 10331189, 20662378]

約数ペア:

[(1, 20662378), (2, 10331189), (11, 1878398), (17, 1215434), (22, 939199), (34, 607717), (101, 204578), (187, 110494), (202, 102289), (374, 55247), (547, 37774), (1094, 18887), (1111, 18598), (1717, 12034), (2222, 9299), (3434, 6017)]