20663184

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 56940800

約数和(自身を除く): 36277616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 139, 152, 163, 228, 278, 304, 326, 417, 456, 489, 556, 652, 834, 912, 978, 1112, 1304, 1668, 1956, 2224, 2608, 2641, 3097, 3336, 3912, 5282, 6194, 6672, 7824, 7923, 9291, 10564, 12388, 15846, 18582, 21128, 22657, 24776, 31692, 37164, 42256, 45314, 49552, 63384, 67971, 74328, 90628, 126768, 135942, 148656, 181256, 271884, 362512, 430483, 543768, 860966, 1087536, 1291449, 1721932, 2582898, 3443864, 5165796, 6887728, 10331592, 20663184]

約数ペア:

[(1, 20663184), (2, 10331592), (3, 6887728), (4, 5165796), (6, 3443864), (8, 2582898), (12, 1721932), (16, 1291449), (19, 1087536), (24, 860966), (38, 543768), (48, 430483), (57, 362512), (76, 271884), (114, 181256), (139, 148656), (152, 135942), (163, 126768), (228, 90628), (278, 74328), (304, 67971), (326, 63384), (417, 49552), (456, 45314), (489, 42256), (556, 37164), (652, 31692), (834, 24776), (912, 22657), (978, 21128), (1112, 18582), (1304, 15846), (1668, 12388), (1956, 10564), (2224, 9291), (2608, 7923), (2641, 7824), (3097, 6672), (3336, 6194), (3912, 5282)]