20711349

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:934

約数の個数: 32

約数和(自身を含む): 33024000

約数和(自身を除く): 12312651

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 423, 513, 859, 893, 1269, 2577, 2679, 7731, 8037, 16321, 23193, 24111, 40373, 48963, 121119, 146889, 363357, 440667, 767087, 1090071, 2301261, 6903783, 20711349]

約数ペア:

[(1, 20711349), (3, 6903783), (9, 2301261), (19, 1090071), (27, 767087), (47, 440667), (57, 363357), (141, 146889), (171, 121119), (423, 48963), (513, 40373), (859, 24111), (893, 23193), (1269, 16321), (2577, 8037), (2679, 7731)]