20172901918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{613}}^1\times {\mathrm{30871}}^1$

素因数の和:31540

約数の個数: 32

約数和(自身を含む): 33437339712

約数和(自身を除く): 13264437794

約数列:

[1, 2, 13, 26, 41, 82, 533, 613, 1066, 1226, 7969, 15938, 25133, 30871, 50266, 61742, 326729, 401323, 653458, 802646, 1265711, 2531422, 16454243, 18923923, 32908486, 37847846, 246010999, 492021998, 775880843, 1551761686, 10086450959, 20172901918]

約数ペア:

[(1, 20172901918), (2, 10086450959), (13, 1551761686), (26, 775880843), (41, 492021998), (82, 246010999), (533, 37847846), (613, 32908486), (1066, 18923923), (1226, 16454243), (7969, 2531422), (15938, 1265711), (25133, 802646), (30871, 653458), (50266, 401323), (61742, 326729)]