20188365

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{359}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 34007040

約数和(自身を除く): 13818675

約数列:

[1, 3, 5, 15, 23, 69, 115, 163, 345, 359, 489, 815, 1077, 1795, 2445, 3749, 5385, 8257, 11247, 18745, 24771, 41285, 56235, 58517, 123855, 175551, 292585, 877755, 1345891, 4037673, 6729455, 20188365]

約数ペア:

[(1, 20188365), (3, 6729455), (5, 4037673), (15, 1345891), (23, 877755), (69, 292585), (115, 175551), (163, 123855), (345, 58517), (359, 56235), (489, 41285), (815, 24771), (1077, 18745), (1795, 11247), (2445, 8257), (3749, 5385)]