20418216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9349}}^1$

素因数の和:9378

約数の個数: 64

約数和(自身を含む): 62832000

約数和(自身を除く): 42413784

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9349, 18698, 28047, 37396, 56094, 65443, 74792, 112188, 121537, 130886, 196329, 224376, 243074, 261772, 364611, 392658, 486148, 523544, 729222, 785316, 850759, 972296, 1458444, 1570632, 1701518, 2552277, 2916888, 3403036, 5104554, 6806072, 10209108, 20418216]

約数ペア:

[(1, 20418216), (2, 10209108), (3, 6806072), (4, 5104554), (6, 3403036), (7, 2916888), (8, 2552277), (12, 1701518), (13, 1570632), (14, 1458444), (21, 972296), (24, 850759), (26, 785316), (28, 729222), (39, 523544), (42, 486148), (52, 392658), (56, 364611), (78, 261772), (84, 243074), (91, 224376), (104, 196329), (156, 130886), (168, 121537), (182, 112188), (273, 74792), (312, 65443), (364, 56094), (546, 37396), (728, 28047), (1092, 18698), (2184, 9349)]