20650464

素因数分解:

$2^5\times 3^4\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 120

約数和(自身を含む): 62935488

約数和(自身を除く): 42285024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 62, 72, 81, 93, 96, 108, 124, 144, 162, 186, 216, 248, 257, 279, 288, 324, 372, 432, 496, 514, 558, 648, 744, 771, 837, 864, 992, 1028, 1116, 1296, 1488, 1542, 1674, 2056, 2232, 2313, 2511, 2592, 2976, 3084, 3348, 4112, 4464, 4626, 5022, 6168, 6696, 6939, 7967, 8224, 8928, 9252, 10044, 12336, 13392, 13878, 15934, 18504, 20088, 20817, 23901, 24672, 26784, 27756, 31868, 37008, 40176, 41634, 47802, 55512, 63736, 71703, 74016, 80352, 83268, 95604, 111024, 127472, 143406, 166536, 191208, 215109, 222048, 254944, 286812, 333072, 382416, 430218, 573624, 645327, 666144, 764832, 860436, 1147248, 1290654, 1720872, 2294496, 2581308, 3441744, 5162616, 6883488, 10325232, 20650464]

約数ペア:

[(1, 20650464), (2, 10325232), (3, 6883488), (4, 5162616), (6, 3441744), (8, 2581308), (9, 2294496), (12, 1720872), (16, 1290654), (18, 1147248), (24, 860436), (27, 764832), (31, 666144), (32, 645327), (36, 573624), (48, 430218), (54, 382416), (62, 333072), (72, 286812), (81, 254944), (93, 222048), (96, 215109), (108, 191208), (124, 166536), (144, 143406), (162, 127472), (186, 111024), (216, 95604), (248, 83268), (257, 80352), (279, 74016), (288, 71703), (324, 63736), (372, 55512), (432, 47802), (496, 41634), (514, 40176), (558, 37008), (648, 31868), (744, 27756), (771, 26784), (837, 24672), (864, 23901), (992, 20817), (1028, 20088), (1116, 18504), (1296, 15934), (1488, 13878), (1542, 13392), (1674, 12336), (2056, 10044), (2232, 9252), (2313, 8928), (2511, 8224), (2592, 7967), (2976, 6939), (3084, 6696), (3348, 6168), (4112, 5022), (4464, 4626)]