20022864

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 80

約数和(自身を含む): 54014400

約数和(自身を除く): 33991536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 89, 109, 129, 172, 178, 218, 258, 267, 327, 344, 356, 436, 516, 534, 654, 688, 712, 872, 1032, 1068, 1308, 1424, 1744, 2064, 2136, 2616, 3827, 4272, 4687, 5232, 7654, 9374, 9701, 11481, 14061, 15308, 18748, 19402, 22962, 28122, 29103, 30616, 37496, 38804, 45924, 56244, 58206, 61232, 74992, 77608, 91848, 112488, 116412, 155216, 183696, 224976, 232824, 417143, 465648, 834286, 1251429, 1668572, 2502858, 3337144, 5005716, 6674288, 10011432, 20022864]

約数ペア:

[(1, 20022864), (2, 10011432), (3, 6674288), (4, 5005716), (6, 3337144), (8, 2502858), (12, 1668572), (16, 1251429), (24, 834286), (43, 465648), (48, 417143), (86, 232824), (89, 224976), (109, 183696), (129, 155216), (172, 116412), (178, 112488), (218, 91848), (258, 77608), (267, 74992), (327, 61232), (344, 58206), (356, 56244), (436, 45924), (516, 38804), (534, 37496), (654, 30616), (688, 29103), (712, 28122), (872, 22962), (1032, 19402), (1068, 18748), (1308, 15308), (1424, 14061), (1744, 11481), (2064, 9701), (2136, 9374), (2616, 7654), (3827, 5232), (4272, 4687)]