18479214

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:681

約数の個数: 48

約数和(自身を含む): 43479072

約数和(自身を除く): 24999858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 157, 234, 314, 471, 503, 942, 1006, 1413, 1509, 2041, 2826, 3018, 4082, 4527, 6123, 6539, 9054, 12246, 13078, 18369, 19617, 36738, 39234, 58851, 78971, 117702, 157942, 236913, 473826, 710739, 1026623, 1421478, 2053246, 3079869, 6159738, 9239607, 18479214]

約数ペア:

[(1, 18479214), (2, 9239607), (3, 6159738), (6, 3079869), (9, 2053246), (13, 1421478), (18, 1026623), (26, 710739), (39, 473826), (78, 236913), (117, 157942), (157, 117702), (234, 78971), (314, 58851), (471, 39234), (503, 36738), (942, 19617), (1006, 18369), (1413, 13078), (1509, 12246), (2041, 9054), (2826, 6539), (3018, 6123), (4082, 4527)]