18645744

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29881}}^1$

素因数の和:29905

約数の個数: 40

約数和(自身を含む): 51875152

約数和(自身を除く): 33229408

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 29881, 59762, 89643, 119524, 179286, 239048, 358572, 388453, 478096, 717144, 776906, 1165359, 1434288, 1553812, 2330718, 3107624, 4661436, 6215248, 9322872, 18645744]

約数ペア:

[(1, 18645744), (2, 9322872), (3, 6215248), (4, 4661436), (6, 3107624), (8, 2330718), (12, 1553812), (13, 1434288), (16, 1165359), (24, 776906), (26, 717144), (39, 478096), (48, 388453), (52, 358572), (78, 239048), (104, 179286), (156, 119524), (208, 89643), (312, 59762), (624, 29881)]