20071128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10861}}^1$

素因数の和:10888

約数の個数: 64

約数和(自身を含む): 62565120

約数和(自身を除く): 42493992

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 33, 42, 44, 56, 66, 77, 84, 88, 132, 154, 168, 231, 264, 308, 462, 616, 924, 1848, 10861, 21722, 32583, 43444, 65166, 76027, 86888, 119471, 130332, 152054, 228081, 238942, 260664, 304108, 358413, 456162, 477884, 608216, 716826, 836297, 912324, 955768, 1433652, 1672594, 1824648, 2508891, 2867304, 3345188, 5017782, 6690376, 10035564, 20071128]

約数ペア:

[(1, 20071128), (2, 10035564), (3, 6690376), (4, 5017782), (6, 3345188), (7, 2867304), (8, 2508891), (11, 1824648), (12, 1672594), (14, 1433652), (21, 955768), (22, 912324), (24, 836297), (28, 716826), (33, 608216), (42, 477884), (44, 456162), (56, 358413), (66, 304108), (77, 260664), (84, 238942), (88, 228081), (132, 152054), (154, 130332), (168, 119471), (231, 86888), (264, 76027), (308, 65166), (462, 43444), (616, 32583), (924, 21722), (1848, 10861)]