20161247456

素因数分解:

$2^5\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{15607}}^1$

素因数の和:15776

約数の個数: 96

約数和(自身を含む): 46569277440

約数和(自身を除く): 26408029984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 73, 79, 112, 146, 158, 224, 292, 316, 511, 553, 584, 632, 1022, 1106, 1168, 1264, 2044, 2212, 2336, 2528, 4088, 4424, 5767, 8176, 8848, 11534, 15607, 16352, 17696, 23068, 31214, 40369, 46136, 62428, 80738, 92272, 109249, 124856, 161476, 184544, 218498, 249712, 322952, 436996, 499424, 645904, 873992, 1139311, 1232953, 1291808, 1747984, 2278622, 2465906, 3495968, 4557244, 4931812, 7975177, 8630671, 9114488, 9863624, 15950354, 17261342, 18228976, 19727248, 31900708, 34522684, 36457952, 39454496, 63801416, 69045368, 90005569, 127602832, 138090736, 180011138, 255205664, 276181472, 360022276, 630038983, 720044552, 1260077966, 1440089104, 2520155932, 2880178208, 5040311864, 10080623728, 20161247456]

約数ペア:

[(1, 20161247456), (2, 10080623728), (4, 5040311864), (7, 2880178208), (8, 2520155932), (14, 1440089104), (16, 1260077966), (28, 720044552), (32, 630038983), (56, 360022276), (73, 276181472), (79, 255205664), (112, 180011138), (146, 138090736), (158, 127602832), (224, 90005569), (292, 69045368), (316, 63801416), (511, 39454496), (553, 36457952), (584, 34522684), (632, 31900708), (1022, 19727248), (1106, 18228976), (1168, 17261342), (1264, 15950354), (2044, 9863624), (2212, 9114488), (2336, 8630671), (2528, 7975177), (4088, 4931812), (4424, 4557244), (5767, 3495968), (8176, 2465906), (8848, 2278622), (11534, 1747984), (15607, 1291808), (16352, 1232953), (17696, 1139311), (23068, 873992), (31214, 645904), (40369, 499424), (46136, 436996), (62428, 322952), (80738, 249712), (92272, 218498), (109249, 184544), (124856, 161476)]