18715742

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{7753}}^1$

素因数の和:7843

約数の個数: 16

約数和(自身を含む): 30147552

約数和(自身を除く): 11431810

約数列:

[1, 2, 17, 34, 71, 142, 1207, 2414, 7753, 15506, 131801, 263602, 550463, 1100926, 9357871, 18715742]

約数ペア:

[(1, 18715742), (2, 9357871), (17, 1100926), (34, 550463), (71, 263602), (142, 131801), (1207, 15506), (2414, 7753)]