20349956728

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{3313}}^1$

素因数の和:3728

約数の個数: 64

約数和(自身を含む): 39869010720

約数和(自身を除く): 19519053992

約数列:

[1, 2, 4, 8, 41, 61, 82, 122, 164, 244, 307, 328, 488, 614, 1228, 2456, 2501, 3313, 5002, 6626, 10004, 12587, 13252, 18727, 20008, 25174, 26504, 37454, 50348, 74908, 100696, 135833, 149816, 202093, 271666, 404186, 543332, 767807, 808372, 1017091, 1086664, 1535614, 1616744, 2034182, 3071228, 4068364, 6142456, 8136728, 8285813, 16571626, 33143252, 41700731, 62042551, 66286504, 83401462, 124085102, 166802924, 248170204, 333605848, 496340408, 2543744591, 5087489182, 10174978364, 20349956728]

約数ペア:

[(1, 20349956728), (2, 10174978364), (4, 5087489182), (8, 2543744591), (41, 496340408), (61, 333605848), (82, 248170204), (122, 166802924), (164, 124085102), (244, 83401462), (307, 66286504), (328, 62042551), (488, 41700731), (614, 33143252), (1228, 16571626), (2456, 8285813), (2501, 8136728), (3313, 6142456), (5002, 4068364), (6626, 3071228), (10004, 2034182), (12587, 1616744), (13252, 1535614), (18727, 1086664), (20008, 1017091), (25174, 808372), (26504, 767807), (37454, 543332), (50348, 404186), (74908, 271666), (100696, 202093), (135833, 149816)]