20691252

素因数分解:

$2^2\times 3^2\times {\mathrm{109}}^1\times {\mathrm{5273}}^1$

素因数の和:5392

約数の個数: 36

約数和(自身を含む): 52792740

約数和(自身を除く): 32101488

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 109, 218, 327, 436, 654, 981, 1308, 1962, 3924, 5273, 10546, 15819, 21092, 31638, 47457, 63276, 94914, 189828, 574757, 1149514, 1724271, 2299028, 3448542, 5172813, 6897084, 10345626, 20691252]

約数ペア:

[(1, 20691252), (2, 10345626), (3, 6897084), (4, 5172813), (6, 3448542), (9, 2299028), (12, 1724271), (18, 1149514), (36, 574757), (109, 189828), (218, 94914), (327, 63276), (436, 47457), (654, 31638), (981, 21092), (1308, 15819), (1962, 10546), (3924, 5273)]