18216291248

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{5023}}^1$

素因数の和:5314

約数の個数: 80

約数和(自身を含む): 38126131200

約数和(自身を除く): 19909839952

約数列:

[1, 2, 4, 8, 16, 17, 34, 67, 68, 134, 136, 199, 268, 272, 398, 536, 796, 1072, 1139, 1592, 2278, 3184, 3383, 4556, 5023, 6766, 9112, 10046, 13333, 13532, 18224, 20092, 26666, 27064, 40184, 53332, 54128, 80368, 85391, 106664, 170782, 213328, 226661, 336541, 341564, 453322, 673082, 683128, 906644, 999577, 1346164, 1366256, 1813288, 1999154, 2692328, 3626576, 3998308, 5384656, 5721197, 7996616, 11442394, 15993232, 16992809, 22884788, 33985618, 45769576, 66971659, 67971236, 91539152, 133943318, 135942472, 267886636, 271884944, 535773272, 1071546544, 1138518203, 2277036406, 4554072812, 9108145624, 18216291248]

約数ペア:

[(1, 18216291248), (2, 9108145624), (4, 4554072812), (8, 2277036406), (16, 1138518203), (17, 1071546544), (34, 535773272), (67, 271884944), (68, 267886636), (134, 135942472), (136, 133943318), (199, 91539152), (268, 67971236), (272, 66971659), (398, 45769576), (536, 33985618), (796, 22884788), (1072, 16992809), (1139, 15993232), (1592, 11442394), (2278, 7996616), (3184, 5721197), (3383, 5384656), (4556, 3998308), (5023, 3626576), (6766, 2692328), (9112, 1999154), (10046, 1813288), (13333, 1366256), (13532, 1346164), (18224, 999577), (20092, 906644), (26666, 683128), (27064, 673082), (40184, 453322), (53332, 341564), (54128, 336541), (80368, 226661), (85391, 213328), (106664, 170782)]