18992325478

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{601061}}^1$

素因数の和:601168

約数の個数: 32

約数和(自身を含む): 33986449728

約数和(自身を除く): 14994124250

約数列:

[1, 2, 7, 14, 37, 61, 74, 122, 259, 427, 518, 854, 2257, 4514, 15799, 31598, 601061, 1202122, 4207427, 8414854, 22239257, 36664721, 44478514, 73329442, 155674799, 256653047, 311349598, 513306094, 1356594677, 2713189354, 9496162739, 18992325478]

約数ペア:

[(1, 18992325478), (2, 9496162739), (7, 2713189354), (14, 1356594677), (37, 513306094), (61, 311349598), (74, 256653047), (122, 155674799), (259, 73329442), (427, 44478514), (518, 36664721), (854, 22239257), (2257, 8414854), (4514, 4207427), (15799, 1202122), (31598, 601061)]