19431734

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 36492768

約数和(自身を除く): 17061034

約数列:

[1, 2, 7, 14, 23, 37, 46, 49, 74, 98, 161, 233, 259, 322, 466, 518, 851, 1127, 1631, 1702, 1813, 2254, 3262, 3626, 5359, 5957, 8621, 10718, 11417, 11914, 17242, 22834, 37513, 41699, 60347, 75026, 83398, 120694, 198283, 262591, 396566, 422429, 525182, 844858, 1387981, 2775962, 9715867, 19431734]

約数ペア:

[(1, 19431734), (2, 9715867), (7, 2775962), (14, 1387981), (23, 844858), (37, 525182), (46, 422429), (49, 396566), (74, 262591), (98, 198283), (161, 120694), (233, 83398), (259, 75026), (322, 60347), (466, 41699), (518, 37513), (851, 22834), (1127, 17242), (1631, 11914), (1702, 11417), (1813, 10718), (2254, 8621), (3262, 5957), (3626, 5359)]