20259792

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{199}}^1$

素因数の和:321

約数の個数: 120

約数和(自身を含む): 65769600

約数和(自身を除く): 45509808

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 101, 112, 126, 144, 168, 199, 202, 252, 303, 336, 398, 404, 504, 597, 606, 707, 796, 808, 909, 1008, 1194, 1212, 1393, 1414, 1592, 1616, 1791, 1818, 2121, 2388, 2424, 2786, 2828, 3184, 3582, 3636, 4179, 4242, 4776, 4848, 5572, 5656, 6363, 7164, 7272, 8358, 8484, 9552, 11144, 11312, 12537, 12726, 14328, 14544, 16716, 16968, 20099, 22288, 25074, 25452, 28656, 33432, 33936, 40198, 50148, 50904, 60297, 66864, 80396, 100296, 101808, 120594, 140693, 160792, 180891, 200592, 241188, 281386, 321584, 361782, 422079, 482376, 562772, 723564, 844158, 964752, 1125544, 1266237, 1447128, 1688316, 2251088, 2532474, 2894256, 3376632, 5064948, 6753264, 10129896, 20259792]

約数ペア:

[(1, 20259792), (2, 10129896), (3, 6753264), (4, 5064948), (6, 3376632), (7, 2894256), (8, 2532474), (9, 2251088), (12, 1688316), (14, 1447128), (16, 1266237), (18, 1125544), (21, 964752), (24, 844158), (28, 723564), (36, 562772), (42, 482376), (48, 422079), (56, 361782), (63, 321584), (72, 281386), (84, 241188), (101, 200592), (112, 180891), (126, 160792), (144, 140693), (168, 120594), (199, 101808), (202, 100296), (252, 80396), (303, 66864), (336, 60297), (398, 50904), (404, 50148), (504, 40198), (597, 33936), (606, 33432), (707, 28656), (796, 25452), (808, 25074), (909, 22288), (1008, 20099), (1194, 16968), (1212, 16716), (1393, 14544), (1414, 14328), (1592, 12726), (1616, 12537), (1791, 11312), (1818, 11144), (2121, 9552), (2388, 8484), (2424, 8358), (2786, 7272), (2828, 7164), (3184, 6363), (3582, 5656), (3636, 5572), (4179, 4848), (4242, 4776)]