20695446

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 50572800

約数和(自身を除く): 29877354

約数列:

[1, 2, 3, 6, 9, 18, 19, 23, 27, 38, 46, 54, 57, 69, 114, 138, 171, 207, 342, 414, 437, 513, 621, 874, 877, 1026, 1242, 1311, 1754, 2622, 2631, 3933, 5262, 7866, 7893, 11799, 15786, 16663, 20171, 23598, 23679, 33326, 40342, 47358, 49989, 60513, 99978, 121026, 149967, 181539, 299934, 363078, 383249, 449901, 544617, 766498, 899802, 1089234, 1149747, 2299494, 3449241, 6898482, 10347723, 20695446]

約数ペア:

[(1, 20695446), (2, 10347723), (3, 6898482), (6, 3449241), (9, 2299494), (18, 1149747), (19, 1089234), (23, 899802), (27, 766498), (38, 544617), (46, 449901), (54, 383249), (57, 363078), (69, 299934), (114, 181539), (138, 149967), (171, 121026), (207, 99978), (342, 60513), (414, 49989), (437, 47358), (513, 40342), (621, 33326), (874, 23679), (877, 23598), (1026, 20171), (1242, 16663), (1311, 15786), (1754, 11799), (2622, 7893), (2631, 7866), (3933, 5262)]