19820052

素因数分解:

$2^2\times 3^6\times 7^1\times {\mathrm{971}}^1$

素因数の和:1000

約数の個数: 84

約数和(自身を含む): 59494176

約数和(自身を除く): 39674124

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 729, 756, 971, 972, 1134, 1458, 1701, 1942, 2268, 2913, 2916, 3402, 3884, 5103, 5826, 6797, 6804, 8739, 10206, 11652, 13594, 17478, 20391, 20412, 26217, 27188, 34956, 40782, 52434, 61173, 78651, 81564, 104868, 122346, 157302, 183519, 235953, 244692, 314604, 367038, 471906, 550557, 707859, 734076, 943812, 1101114, 1415718, 1651671, 2202228, 2831436, 3303342, 4955013, 6606684, 9910026, 19820052]

約数ペア:

[(1, 19820052), (2, 9910026), (3, 6606684), (4, 4955013), (6, 3303342), (7, 2831436), (9, 2202228), (12, 1651671), (14, 1415718), (18, 1101114), (21, 943812), (27, 734076), (28, 707859), (36, 550557), (42, 471906), (54, 367038), (63, 314604), (81, 244692), (84, 235953), (108, 183519), (126, 157302), (162, 122346), (189, 104868), (243, 81564), (252, 78651), (324, 61173), (378, 52434), (486, 40782), (567, 34956), (729, 27188), (756, 26217), (971, 20412), (972, 20391), (1134, 17478), (1458, 13594), (1701, 11652), (1942, 10206), (2268, 8739), (2913, 6804), (2916, 6797), (3402, 5826), (3884, 5103)]