19154550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{277}}^1\times {\mathrm{461}}^1$

素因数の和:753

約数の個数: 48

約数和(自身を含む): 47778192

約数和(自身を除く): 28623642

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 277, 461, 554, 831, 922, 1383, 1385, 1662, 2305, 2766, 2770, 4155, 4610, 6915, 6925, 8310, 11525, 13830, 13850, 20775, 23050, 34575, 41550, 69150, 127697, 255394, 383091, 638485, 766182, 1276970, 1915455, 3192425, 3830910, 6384850, 9577275, 19154550]

約数ペア:

[(1, 19154550), (2, 9577275), (3, 6384850), (5, 3830910), (6, 3192425), (10, 1915455), (15, 1276970), (25, 766182), (30, 638485), (50, 383091), (75, 255394), (150, 127697), (277, 69150), (461, 41550), (554, 34575), (831, 23050), (922, 20775), (1383, 13850), (1385, 13830), (1662, 11525), (2305, 8310), (2766, 6925), (2770, 6915), (4155, 4610)]