18444320188

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{72047}}^1$

素因数の和:72322

約数の個数: 48

約数和(自身を含む): 37958344704

約数和(自身を除く): 19514024516

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 223, 287, 446, 574, 892, 1148, 1561, 3122, 6244, 9143, 18286, 36572, 64001, 72047, 128002, 144094, 256004, 288188, 504329, 1008658, 2017316, 2953927, 5907854, 11815708, 16066481, 20677489, 32132962, 41354978, 64265924, 82709956, 112465367, 224930734, 449861468, 658725721, 1317451442, 2634902884, 4611080047, 9222160094, 18444320188]

約数ペア:

[(1, 18444320188), (2, 9222160094), (4, 4611080047), (7, 2634902884), (14, 1317451442), (28, 658725721), (41, 449861468), (82, 224930734), (164, 112465367), (223, 82709956), (287, 64265924), (446, 41354978), (574, 32132962), (892, 20677489), (1148, 16066481), (1561, 11815708), (3122, 5907854), (6244, 2953927), (9143, 2017316), (18286, 1008658), (36572, 504329), (64001, 288188), (72047, 256004), (128002, 144094)]