19449902

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1\times {\mathrm{359}}^1$

素因数の和:727

約数の個数: 16

約数和(自身を含む): 29652480

約数和(自身を除く): 10202578

約数列:

[1, 2, 103, 206, 263, 359, 526, 718, 27089, 36977, 54178, 73954, 94417, 188834, 9724951, 19449902]

約数ペア:

[(1, 19449902), (2, 9724951), (103, 188834), (206, 94417), (263, 73954), (359, 54178), (526, 36977), (718, 27089)]