19187238

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12347}}^1$

素因数の和:12396

約数の個数: 32

約数和(自身を含む): 45045504

約数和(自身を除く): 25858266

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 12347, 24694, 37041, 74082, 86429, 172858, 259287, 456839, 518574, 913678, 1370517, 2741034, 3197873, 6395746, 9593619, 19187238]

約数ペア:

[(1, 19187238), (2, 9593619), (3, 6395746), (6, 3197873), (7, 2741034), (14, 1370517), (21, 913678), (37, 518574), (42, 456839), (74, 259287), (111, 172858), (222, 86429), (259, 74082), (518, 37041), (777, 24694), (1554, 12347)]