20177372232

素因数分解:

$2^3\times 3^2\times {\mathrm{257}}^1\times {\mathrm{971}}^1\times {\mathrm{1123}}^1$

素因数の和:2363

約数の個数: 96

約数和(自身を含む): 54965083680

約数和(自身を除く): 34787711448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 257, 514, 771, 971, 1028, 1123, 1542, 1942, 2056, 2246, 2313, 2913, 3084, 3369, 3884, 4492, 4626, 5826, 6168, 6738, 7768, 8739, 8984, 9252, 10107, 11652, 13476, 17478, 18504, 20214, 23304, 26952, 34956, 40428, 69912, 80856, 249547, 288611, 499094, 577222, 748641, 865833, 998188, 1090433, 1154444, 1497282, 1731666, 1996376, 2180866, 2245923, 2308888, 2597499, 2994564, 3271299, 3463332, 4361732, 4491846, 5194998, 5989128, 6542598, 6926664, 8723464, 8983692, 9813897, 10389996, 13085196, 17967384, 19627794, 20779992, 26170392, 39255588, 78511176, 280241281, 560482562, 840723843, 1120965124, 1681447686, 2241930248, 2522171529, 3362895372, 5044343058, 6725790744, 10088686116, 20177372232]

約数ペア:

[(1, 20177372232), (2, 10088686116), (3, 6725790744), (4, 5044343058), (6, 3362895372), (8, 2522171529), (9, 2241930248), (12, 1681447686), (18, 1120965124), (24, 840723843), (36, 560482562), (72, 280241281), (257, 78511176), (514, 39255588), (771, 26170392), (971, 20779992), (1028, 19627794), (1123, 17967384), (1542, 13085196), (1942, 10389996), (2056, 9813897), (2246, 8983692), (2313, 8723464), (2913, 6926664), (3084, 6542598), (3369, 5989128), (3884, 5194998), (4492, 4491846), (4626, 4361732), (5826, 3463332), (6168, 3271299), (6738, 2994564), (7768, 2597499), (8739, 2308888), (8984, 2245923), (9252, 2180866), (10107, 1996376), (11652, 1731666), (13476, 1497282), (17478, 1154444), (18504, 1090433), (20214, 998188), (23304, 865833), (26952, 748641), (34956, 577222), (40428, 499094), (69912, 288611), (80856, 249547)]