20013822

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{577}}^1$

素因数の和:673

約数の個数: 48

約数和(自身を含む): 45444672

約数和(自身を除く): 25430850

約数列:

[1, 2, 3, 6, 9, 18, 41, 47, 82, 94, 123, 141, 246, 282, 369, 423, 577, 738, 846, 1154, 1731, 1927, 3462, 3854, 5193, 5781, 10386, 11562, 17343, 23657, 27119, 34686, 47314, 54238, 70971, 81357, 141942, 162714, 212913, 244071, 425826, 488142, 1111879, 2223758, 3335637, 6671274, 10006911, 20013822]

約数ペア:

[(1, 20013822), (2, 10006911), (3, 6671274), (6, 3335637), (9, 2223758), (18, 1111879), (41, 488142), (47, 425826), (82, 244071), (94, 212913), (123, 162714), (141, 141942), (246, 81357), (282, 70971), (369, 54238), (423, 47314), (577, 34686), (738, 27119), (846, 23657), (1154, 17343), (1731, 11562), (1927, 10386), (3462, 5781), (3854, 5193)]