20989446

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{1699}}^1$

素因数の和:1804

約数の個数: 32

約数和(自身を含む): 44064000

約数和(自身を除く): 23074554

約数列:

[1, 2, 3, 6, 29, 58, 71, 87, 142, 174, 213, 426, 1699, 2059, 3398, 4118, 5097, 6177, 10194, 12354, 49271, 98542, 120629, 147813, 241258, 295626, 361887, 723774, 3498241, 6996482, 10494723, 20989446]

約数ペア:

[(1, 20989446), (2, 10494723), (3, 6996482), (6, 3498241), (29, 723774), (58, 361887), (71, 295626), (87, 241258), (142, 147813), (174, 120629), (213, 98542), (426, 49271), (1699, 12354), (2059, 10194), (3398, 6177), (4118, 5097)]