19629844

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8779}}^1$

素因数の和:8839

約数の個数: 24

約数和(自身を含む): 37859360

約数和(自身を除く): 18229516

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 8779, 17558, 35116, 114127, 228254, 377497, 456508, 754994, 1509988, 4907461, 9814922, 19629844]

約数ペア:

[(1, 19629844), (2, 9814922), (4, 4907461), (13, 1509988), (26, 754994), (43, 456508), (52, 377497), (86, 228254), (172, 114127), (559, 35116), (1118, 17558), (2236, 8779)]