19859292

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{12829}}^1$

素因数の和:12882

約数の個数: 36

約数和(自身を含む): 51371320

約数和(自身を除く): 31512028

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 12829, 25658, 38487, 51316, 76974, 115461, 153948, 230922, 461844, 551647, 1103294, 1654941, 2206588, 3309882, 4964823, 6619764, 9929646, 19859292]

約数ペア:

[(1, 19859292), (2, 9929646), (3, 6619764), (4, 4964823), (6, 3309882), (9, 2206588), (12, 1654941), (18, 1103294), (36, 551647), (43, 461844), (86, 230922), (129, 153948), (172, 115461), (258, 76974), (387, 51316), (516, 38487), (774, 25658), (1548, 12829)]