20171176884

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{223}}^1\times {\mathrm{61283}}^1$

素因数の和:61557

約数の個数: 72

約数和(自身を含む): 52466948352

約数和(自身を除く): 32295771468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 223, 246, 369, 446, 492, 669, 738, 892, 1338, 1476, 2007, 2676, 4014, 8028, 9143, 18286, 27429, 36572, 54858, 61283, 82287, 109716, 122566, 164574, 183849, 245132, 329148, 367698, 551547, 735396, 1103094, 2206188, 2512603, 5025206, 7537809, 10050412, 13666109, 15075618, 22613427, 27332218, 30151236, 40998327, 45226854, 54664436, 81996654, 90453708, 122994981, 163993308, 245989962, 491979924, 560310469, 1120620938, 1680931407, 2241241876, 3361862814, 5042794221, 6723725628, 10085588442, 20171176884]

約数ペア:

[(1, 20171176884), (2, 10085588442), (3, 6723725628), (4, 5042794221), (6, 3361862814), (9, 2241241876), (12, 1680931407), (18, 1120620938), (36, 560310469), (41, 491979924), (82, 245989962), (123, 163993308), (164, 122994981), (223, 90453708), (246, 81996654), (369, 54664436), (446, 45226854), (492, 40998327), (669, 30151236), (738, 27332218), (892, 22613427), (1338, 15075618), (1476, 13666109), (2007, 10050412), (2676, 7537809), (4014, 5025206), (8028, 2512603), (9143, 2206188), (18286, 1103094), (27429, 735396), (36572, 551547), (54858, 367698), (61283, 329148), (82287, 245132), (109716, 183849), (122566, 164574)]