1639291232

素因数分解:

$2^5\times {\mathrm{17}}^3\times {\mathrm{10427}}^1$

素因数の和:10488

約数の個数: 48

約数和(自身を含む): 3429352080

約数和(自身を除く): 1790060848

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 289, 544, 578, 1156, 2312, 4624, 4913, 9248, 9826, 10427, 19652, 20854, 39304, 41708, 78608, 83416, 157216, 166832, 177259, 333664, 354518, 709036, 1418072, 2836144, 3013403, 5672288, 6026806, 12053612, 24107224, 48214448, 51227851, 96428896, 102455702, 204911404, 409822808, 819645616, 1639291232]

約数ペア:

[(1, 1639291232), (2, 819645616), (4, 409822808), (8, 204911404), (16, 102455702), (17, 96428896), (32, 51227851), (34, 48214448), (68, 24107224), (136, 12053612), (272, 6026806), (289, 5672288), (544, 3013403), (578, 2836144), (1156, 1418072), (2312, 709036), (4624, 354518), (4913, 333664), (9248, 177259), (9826, 166832), (10427, 157216), (19652, 83416), (20854, 78608), (39304, 41708)]