20173793668

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{89203}}^1$

素因数の和:89452

約数の個数: 48

約数和(自身を含む): 41541945984

約数和(自身を除く): 21368152316

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 197, 287, 394, 574, 788, 1148, 1379, 2758, 5516, 8077, 16154, 32308, 56539, 89203, 113078, 178406, 226156, 356812, 624421, 1248842, 2497684, 3657323, 7314646, 14629292, 17572991, 25601261, 35145982, 51202522, 70291964, 102405044, 123010937, 246021874, 492043748, 720492631, 1440985262, 2881970524, 5043448417, 10086896834, 20173793668]

約数ペア:

[(1, 20173793668), (2, 10086896834), (4, 5043448417), (7, 2881970524), (14, 1440985262), (28, 720492631), (41, 492043748), (82, 246021874), (164, 123010937), (197, 102405044), (287, 70291964), (394, 51202522), (574, 35145982), (788, 25601261), (1148, 17572991), (1379, 14629292), (2758, 7314646), (5516, 3657323), (8077, 2497684), (16154, 1248842), (32308, 624421), (56539, 356812), (89203, 226156), (113078, 178406)]