20517552

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{12953}}^1$

素因数の和:12978

約数の個数: 60

約数和(自身を含む): 62645544

約数和(自身を除く): 42127992

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 12953, 25906, 38859, 51812, 77718, 103624, 116577, 142483, 155436, 207248, 233154, 284966, 310872, 427449, 466308, 569932, 621744, 854898, 932616, 1139864, 1282347, 1709796, 1865232, 2279728, 2564694, 3419592, 5129388, 6839184, 10258776, 20517552]

約数ペア:

[(1, 20517552), (2, 10258776), (3, 6839184), (4, 5129388), (6, 3419592), (8, 2564694), (9, 2279728), (11, 1865232), (12, 1709796), (16, 1282347), (18, 1139864), (22, 932616), (24, 854898), (33, 621744), (36, 569932), (44, 466308), (48, 427449), (66, 310872), (72, 284966), (88, 233154), (99, 207248), (132, 155436), (144, 142483), (176, 116577), (198, 103624), (264, 77718), (396, 51812), (528, 38859), (792, 25906), (1584, 12953)]