19662804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{839}}^1$

素因数の和:890

約数の個数: 96

約数和(自身を含む): 60211200

約数和(自身を除く): 40548396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 54, 62, 63, 84, 93, 108, 124, 126, 186, 189, 217, 252, 279, 372, 378, 434, 558, 651, 756, 837, 839, 868, 1116, 1302, 1674, 1678, 1953, 2517, 2604, 3348, 3356, 3906, 5034, 5859, 5873, 7551, 7812, 10068, 11718, 11746, 15102, 17619, 22653, 23436, 23492, 26009, 30204, 35238, 45306, 52018, 52857, 70476, 78027, 90612, 104036, 105714, 156054, 158571, 182063, 211428, 234081, 312108, 317142, 364126, 468162, 546189, 634284, 702243, 728252, 936324, 1092378, 1404486, 1638567, 2184756, 2808972, 3277134, 4915701, 6554268, 9831402, 19662804]

約数ペア:

[(1, 19662804), (2, 9831402), (3, 6554268), (4, 4915701), (6, 3277134), (7, 2808972), (9, 2184756), (12, 1638567), (14, 1404486), (18, 1092378), (21, 936324), (27, 728252), (28, 702243), (31, 634284), (36, 546189), (42, 468162), (54, 364126), (62, 317142), (63, 312108), (84, 234081), (93, 211428), (108, 182063), (124, 158571), (126, 156054), (186, 105714), (189, 104036), (217, 90612), (252, 78027), (279, 70476), (372, 52857), (378, 52018), (434, 45306), (558, 35238), (651, 30204), (756, 26009), (837, 23492), (839, 23436), (868, 22653), (1116, 17619), (1302, 15102), (1674, 11746), (1678, 11718), (1953, 10068), (2517, 7812), (2604, 7551), (3348, 5873), (3356, 5859), (3906, 5034)]