18193686

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2053}}^1$

素因数の和:2276

約数の個数: 32

約数和(自身を含む): 41803008

約数和(自身を除く): 23609322

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 211, 422, 633, 1266, 1477, 2053, 2954, 4106, 4431, 6159, 8862, 12318, 14371, 28742, 43113, 86226, 433183, 866366, 1299549, 2599098, 3032281, 6064562, 9096843, 18193686]

約数ペア:

[(1, 18193686), (2, 9096843), (3, 6064562), (6, 3032281), (7, 2599098), (14, 1299549), (21, 866366), (42, 433183), (211, 86226), (422, 43113), (633, 28742), (1266, 14371), (1477, 12318), (2053, 8862), (2954, 6159), (4106, 4431)]