20311992

素因数分解:

$2^3\times 3^3\times {\mathrm{271}}^1\times {\mathrm{347}}^1$

素因数の和:633

約数の個数: 64

約数和(自身を含む): 56793600

約数和(自身を除く): 36481608

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 271, 347, 542, 694, 813, 1041, 1084, 1388, 1626, 2082, 2168, 2439, 2776, 3123, 3252, 4164, 4878, 6246, 6504, 7317, 8328, 9369, 9756, 12492, 14634, 18738, 19512, 24984, 29268, 37476, 58536, 74952, 94037, 188074, 282111, 376148, 564222, 752296, 846333, 1128444, 1692666, 2256888, 2538999, 3385332, 5077998, 6770664, 10155996, 20311992]

約数ペア:

[(1, 20311992), (2, 10155996), (3, 6770664), (4, 5077998), (6, 3385332), (8, 2538999), (9, 2256888), (12, 1692666), (18, 1128444), (24, 846333), (27, 752296), (36, 564222), (54, 376148), (72, 282111), (108, 188074), (216, 94037), (271, 74952), (347, 58536), (542, 37476), (694, 29268), (813, 24984), (1041, 19512), (1084, 18738), (1388, 14634), (1626, 12492), (2082, 9756), (2168, 9369), (2439, 8328), (2776, 7317), (3123, 6504), (3252, 6246), (4164, 4878)]