1998670.00000000

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{547}}^1$

素因数の和:1061

約数の個数: 24

約数和(自身を含む): 37746240

約数和(自身を除く): 17334388

約数列:

[1, 2, 4, 19, 38, 76, 491, 547, 982, 1094, 1964, 2188, 9329, 10393, 18658, 20786, 37316, 41572, 268577, 537154, 1074308, 5102963, 10205926, 20411852]

約数ペア:

[(1, 20411852), (2, 10205926), (4, 5102963), (19, 1074308), (38, 537154), (76, 268577), (491, 41572), (547, 37316), (982, 20786), (1094, 18658), (1964, 10393), (2188, 9329)]