20156143072

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1\times {\mathrm{751}}^1$

素因数の和:1356

約数の個数: 96

約数和(自身を含む): 43178486400

約数和(自身を除く): 23022343328

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 149, 208, 298, 416, 433, 596, 751, 866, 1192, 1502, 1732, 1937, 2384, 3004, 3464, 3874, 4768, 5629, 6008, 6928, 7748, 9763, 11258, 12016, 13856, 15496, 19526, 22516, 24032, 30992, 39052, 45032, 61984, 64517, 78104, 90064, 111899, 129034, 156208, 180128, 223798, 258068, 312416, 325183, 447596, 516136, 650366, 838721, 895192, 1032272, 1300732, 1454687, 1677442, 1790384, 2064544, 2601464, 2909374, 3354884, 3580768, 4227379, 5202928, 5818748, 6709768, 8454758, 10405856, 11637496, 13419536, 16909516, 23274992, 26839072, 33819032, 46549984, 48452267, 67638064, 96904534, 135276128, 193809068, 387618136, 629879471, 775236272, 1259758942, 1550472544, 2519517884, 5039035768, 10078071536, 20156143072]

約数ペア:

[(1, 20156143072), (2, 10078071536), (4, 5039035768), (8, 2519517884), (13, 1550472544), (16, 1259758942), (26, 775236272), (32, 629879471), (52, 387618136), (104, 193809068), (149, 135276128), (208, 96904534), (298, 67638064), (416, 48452267), (433, 46549984), (596, 33819032), (751, 26839072), (866, 23274992), (1192, 16909516), (1502, 13419536), (1732, 11637496), (1937, 10405856), (2384, 8454758), (3004, 6709768), (3464, 5818748), (3874, 5202928), (4768, 4227379), (5629, 3580768), (6008, 3354884), (6928, 2909374), (7748, 2601464), (9763, 2064544), (11258, 1790384), (12016, 1677442), (13856, 1454687), (15496, 1300732), (19526, 1032272), (22516, 895192), (24032, 838721), (30992, 650366), (39052, 516136), (45032, 447596), (61984, 325183), (64517, 312416), (78104, 258068), (90064, 223798), (111899, 180128), (129034, 156208)]