18429418

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{331}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 32796288

約数和(自身を除く): 14366870

約数列:

[1, 2, 7, 14, 41, 82, 97, 194, 287, 331, 574, 662, 679, 1358, 2317, 3977, 4634, 7954, 13571, 27142, 27839, 32107, 55678, 64214, 94997, 189994, 224749, 449498, 1316387, 2632774, 9214709, 18429418]

約数ペア:

[(1, 18429418), (2, 9214709), (7, 2632774), (14, 1316387), (41, 449498), (82, 224749), (97, 189994), (194, 94997), (287, 64214), (331, 55678), (574, 32107), (662, 27839), (679, 27142), (1358, 13571), (2317, 7954), (3977, 4634)]