20145954832

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{4337}}^1$

素因数の和:4556

約数の個数: 80

約数和(自身を含む): 40959847152

約数和(自身を除く): 20813892320

約数列:

[1, 2, 4, 8, 16, 41, 73, 82, 97, 146, 164, 194, 292, 328, 388, 584, 656, 776, 1168, 1552, 2993, 3977, 4337, 5986, 7081, 7954, 8674, 11972, 14162, 15908, 17348, 23944, 28324, 31816, 34696, 47888, 56648, 63632, 69392, 113296, 177817, 290321, 316601, 355634, 420689, 580642, 633202, 711268, 841378, 1161284, 1266404, 1422536, 1682756, 2322568, 2532808, 2845072, 3365512, 4645136, 5065616, 6731024, 12980641, 17248249, 25961282, 30710297, 34496498, 51922564, 61420594, 68992996, 103845128, 122841188, 137985992, 207690256, 245682376, 275971984, 491364752, 1259122177, 2518244354, 5036488708, 10072977416, 20145954832]

約数ペア:

[(1, 20145954832), (2, 10072977416), (4, 5036488708), (8, 2518244354), (16, 1259122177), (41, 491364752), (73, 275971984), (82, 245682376), (97, 207690256), (146, 137985992), (164, 122841188), (194, 103845128), (292, 68992996), (328, 61420594), (388, 51922564), (584, 34496498), (656, 30710297), (776, 25961282), (1168, 17248249), (1552, 12980641), (2993, 6731024), (3977, 5065616), (4337, 4645136), (5986, 3365512), (7081, 2845072), (7954, 2532808), (8674, 2322568), (11972, 1682756), (14162, 1422536), (15908, 1266404), (17348, 1161284), (23944, 841378), (28324, 711268), (31816, 633202), (34696, 580642), (47888, 420689), (56648, 355634), (63632, 316601), (69392, 290321), (113296, 177817)]