20846514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3989}}^1$

素因数の和:4074

約数の個数: 32

約数和(自身を含む): 45581760

約数和(自身を除く): 24735246

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1742, 2613, 3989, 5226, 7978, 11967, 23934, 51857, 103714, 155571, 267263, 311142, 534526, 801789, 1603578, 3474419, 6948838, 10423257, 20846514]

約数ペア:

[(1, 20846514), (2, 10423257), (3, 6948838), (6, 3474419), (13, 1603578), (26, 801789), (39, 534526), (67, 311142), (78, 267263), (134, 155571), (201, 103714), (402, 51857), (871, 23934), (1742, 11967), (2613, 7978), (3989, 5226)]