20091552

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{947}}^1$

素因数の和:990

約数の個数: 96

約数和(自身を含む): 60201792

約数和(自身を除く): 40110240

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 17, 24, 26, 32, 34, 39, 48, 51, 52, 68, 78, 96, 102, 104, 136, 156, 204, 208, 221, 272, 312, 408, 416, 442, 544, 624, 663, 816, 884, 947, 1248, 1326, 1632, 1768, 1894, 2652, 2841, 3536, 3788, 5304, 5682, 7072, 7576, 10608, 11364, 12311, 15152, 16099, 21216, 22728, 24622, 30304, 32198, 36933, 45456, 48297, 49244, 64396, 73866, 90912, 96594, 98488, 128792, 147732, 193188, 196976, 209287, 257584, 295464, 386376, 393952, 418574, 515168, 590928, 627861, 772752, 837148, 1181856, 1255722, 1545504, 1674296, 2511444, 3348592, 5022888, 6697184, 10045776, 20091552]

約数ペア:

[(1, 20091552), (2, 10045776), (3, 6697184), (4, 5022888), (6, 3348592), (8, 2511444), (12, 1674296), (13, 1545504), (16, 1255722), (17, 1181856), (24, 837148), (26, 772752), (32, 627861), (34, 590928), (39, 515168), (48, 418574), (51, 393952), (52, 386376), (68, 295464), (78, 257584), (96, 209287), (102, 196976), (104, 193188), (136, 147732), (156, 128792), (204, 98488), (208, 96594), (221, 90912), (272, 73866), (312, 64396), (408, 49244), (416, 48297), (442, 45456), (544, 36933), (624, 32198), (663, 30304), (816, 24622), (884, 22728), (947, 21216), (1248, 16099), (1326, 15152), (1632, 12311), (1768, 11364), (1894, 10608), (2652, 7576), (2841, 7072), (3536, 5682), (3788, 5304)]