20345622

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:233

約数の個数: 64

約数和(自身を含む): 46531584

約数和(自身を除く): 26185962

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 67, 86, 107, 129, 134, 201, 214, 258, 321, 402, 473, 642, 737, 946, 1177, 1419, 1474, 2211, 2354, 2838, 2881, 3531, 4422, 4601, 5762, 7062, 7169, 8643, 9202, 13803, 14338, 17286, 21507, 27606, 31691, 43014, 50611, 63382, 78859, 95073, 101222, 151833, 157718, 190146, 236577, 303666, 308267, 473154, 616534, 924801, 1849602, 3390937, 6781874, 10172811, 20345622]

約数ペア:

[(1, 20345622), (2, 10172811), (3, 6781874), (6, 3390937), (11, 1849602), (22, 924801), (33, 616534), (43, 473154), (66, 308267), (67, 303666), (86, 236577), (107, 190146), (129, 157718), (134, 151833), (201, 101222), (214, 95073), (258, 78859), (321, 63382), (402, 50611), (473, 43014), (642, 31691), (737, 27606), (946, 21507), (1177, 17286), (1419, 14338), (1474, 13803), (2211, 9202), (2354, 8643), (2838, 7169), (2881, 7062), (3531, 5762), (4422, 4601)]