20586426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 49821696

約数和(自身を除く): 29235270

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 101, 138, 161, 202, 211, 303, 322, 422, 483, 606, 633, 707, 966, 1266, 1414, 1477, 2121, 2323, 2954, 4242, 4431, 4646, 4853, 6969, 8862, 9706, 13938, 14559, 16261, 21311, 29118, 32522, 33971, 42622, 48783, 63933, 67942, 97566, 101913, 127866, 149177, 203826, 298354, 447531, 490153, 895062, 980306, 1470459, 2940918, 3431071, 6862142, 10293213, 20586426]

約数ペア:

[(1, 20586426), (2, 10293213), (3, 6862142), (6, 3431071), (7, 2940918), (14, 1470459), (21, 980306), (23, 895062), (42, 490153), (46, 447531), (69, 298354), (101, 203826), (138, 149177), (161, 127866), (202, 101913), (211, 97566), (303, 67942), (322, 63933), (422, 48783), (483, 42622), (606, 33971), (633, 32522), (707, 29118), (966, 21311), (1266, 16261), (1414, 14559), (1477, 13938), (2121, 9706), (2323, 8862), (2954, 6969), (4242, 4853), (4431, 4646)]