20118371631

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^2\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:668

約数の個数: 48

約数和(自身を含む): 28256286240

約数和(自身を除く): 8137914609

約数列:

[1, 3, 41, 61, 113, 123, 183, 339, 389, 1167, 2501, 3721, 4633, 6893, 7503, 11163, 13899, 15949, 20679, 23729, 43957, 47847, 71187, 131871, 152561, 282613, 420473, 457683, 847839, 972889, 1261419, 1447469, 1802237, 2681377, 2918667, 4342407, 5406711, 8044131, 17239393, 51718179, 59346229, 109936457, 163563997, 178038687, 329809371, 490691991, 6706123877, 20118371631]

約数ペア:

[(1, 20118371631), (3, 6706123877), (41, 490691991), (61, 329809371), (113, 178038687), (123, 163563997), (183, 109936457), (339, 59346229), (389, 51718179), (1167, 17239393), (2501, 8044131), (3721, 5406711), (4633, 4342407), (6893, 2918667), (7503, 2681377), (11163, 1802237), (13899, 1447469), (15949, 1261419), (20679, 972889), (23729, 847839), (43957, 457683), (47847, 420473), (71187, 282613), (131871, 152561)]