2019021878

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1\times {\mathrm{15971}}^1$

素因数の和:18043

約数の個数: 16

約数和(自身を含む): 3127956480

約数和(自身を除く): 1108934602

約数列:

[1, 2, 31, 62, 2039, 4078, 15971, 31942, 63209, 126418, 495101, 990202, 32564869, 65129738, 1009510939, 2019021878]

約数ペア:

[(1, 2019021878), (2, 1009510939), (31, 65129738), (62, 32564869), (2039, 990202), (4078, 495101), (15971, 126418), (31942, 63209)]