19667808

素因数分解:

$2^5\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1453}}^1$

素因数の和:1516

約数の個数: 72

約数和(自身を含む): 57159648

約数和(自身を除く): 37491840

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 72, 94, 96, 141, 144, 188, 282, 288, 376, 423, 564, 752, 846, 1128, 1453, 1504, 1692, 2256, 2906, 3384, 4359, 4512, 5812, 6768, 8718, 11624, 13077, 13536, 17436, 23248, 26154, 34872, 46496, 52308, 68291, 69744, 104616, 136582, 139488, 204873, 209232, 273164, 409746, 418464, 546328, 614619, 819492, 1092656, 1229238, 1638984, 2185312, 2458476, 3277968, 4916952, 6555936, 9833904, 19667808]

約数ペア:

[(1, 19667808), (2, 9833904), (3, 6555936), (4, 4916952), (6, 3277968), (8, 2458476), (9, 2185312), (12, 1638984), (16, 1229238), (18, 1092656), (24, 819492), (32, 614619), (36, 546328), (47, 418464), (48, 409746), (72, 273164), (94, 209232), (96, 204873), (141, 139488), (144, 136582), (188, 104616), (282, 69744), (288, 68291), (376, 52308), (423, 46496), (564, 34872), (752, 26154), (846, 23248), (1128, 17436), (1453, 13536), (1504, 13077), (1692, 11624), (2256, 8718), (2906, 6768), (3384, 5812), (4359, 4512)]