18513138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{241}}^1$

素因数の和:343

約数の個数: 64

約数和(自身を含む): 44605440

約数和(自身を除く): 26092302

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 59, 62, 93, 118, 177, 186, 217, 241, 354, 413, 434, 482, 651, 723, 826, 1239, 1302, 1446, 1687, 1829, 2478, 3374, 3658, 5061, 5487, 7471, 10122, 10974, 12803, 14219, 14942, 22413, 25606, 28438, 38409, 42657, 44826, 52297, 76818, 85314, 99533, 104594, 156891, 199066, 298599, 313782, 440789, 597198, 881578, 1322367, 2644734, 3085523, 6171046, 9256569, 18513138]

約数ペア:

[(1, 18513138), (2, 9256569), (3, 6171046), (6, 3085523), (7, 2644734), (14, 1322367), (21, 881578), (31, 597198), (42, 440789), (59, 313782), (62, 298599), (93, 199066), (118, 156891), (177, 104594), (186, 99533), (217, 85314), (241, 76818), (354, 52297), (413, 44826), (434, 42657), (482, 38409), (651, 28438), (723, 25606), (826, 22413), (1239, 14942), (1302, 14219), (1446, 12803), (1687, 10974), (1829, 10122), (2478, 7471), (3374, 5487), (3658, 5061)]