18200030138

素因数分解:

$2^1\times {\mathrm{461}}^1\times {\mathrm{991}}^1\times {\mathrm{19919}}^1$

素因数の和:21373

約数の個数: 16

約数和(自身を含む): 27388247040

約数和(自身を除く): 9188216902

約数列:

[1, 2, 461, 922, 991, 1982, 19919, 39838, 456851, 913702, 9182659, 18365318, 19739729, 39479458, 9100015069, 18200030138]

約数ペア:

[(1, 18200030138), (2, 9100015069), (461, 39479458), (922, 19739729), (991, 18365318), (1982, 9182659), (19919, 913702), (39838, 456851)]