18522406

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 34560288

約数和(自身を除く): 16037882

約数列:

[1, 2, 7, 14, 23, 41, 46, 61, 82, 122, 161, 287, 322, 427, 529, 574, 854, 943, 1058, 1403, 1886, 2501, 2806, 3703, 5002, 6601, 7406, 9821, 13202, 17507, 19642, 21689, 32269, 35014, 43378, 57523, 64538, 115046, 151823, 225883, 303646, 402661, 451766, 805322, 1323029, 2646058, 9261203, 18522406]

約数ペア:

[(1, 18522406), (2, 9261203), (7, 2646058), (14, 1323029), (23, 805322), (41, 451766), (46, 402661), (61, 303646), (82, 225883), (122, 151823), (161, 115046), (287, 64538), (322, 57523), (427, 43378), (529, 35014), (574, 32269), (854, 21689), (943, 19642), (1058, 17507), (1403, 13202), (1886, 9821), (2501, 7406), (2806, 6601), (3703, 5002)]