18040069328

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{439}}^1\times {\mathrm{59729}}^1$

素因数の和:60219

約数の個数: 40

約数和(自身を含む): 35847556800

約数和(自身を除く): 17807487472

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 439, 688, 878, 1756, 3512, 7024, 18877, 37754, 59729, 75508, 119458, 151016, 238916, 302032, 477832, 955664, 2568347, 5136694, 10273388, 20546776, 26221031, 41093552, 52442062, 104884124, 209768248, 419536496, 1127504333, 2255008666, 4510017332, 9020034664, 18040069328]

約数ペア:

[(1, 18040069328), (2, 9020034664), (4, 4510017332), (8, 2255008666), (16, 1127504333), (43, 419536496), (86, 209768248), (172, 104884124), (344, 52442062), (439, 41093552), (688, 26221031), (878, 20546776), (1756, 10273388), (3512, 5136694), (7024, 2568347), (18877, 955664), (37754, 477832), (59729, 302032), (75508, 238916), (119458, 151016)]