20181491632

素因数分解:

$2^4\times {\mathrm{683}}^1\times {\mathrm{1846769}}^1$

素因数の和:1847460

約数の個数: 20

約数和(自身を含む): 39158911080

約数和(自身を除く): 18977419448

約数列:

[1, 2, 4, 8, 16, 683, 1366, 2732, 5464, 10928, 1846769, 3693538, 7387076, 14774152, 29548304, 1261343227, 2522686454, 5045372908, 10090745816, 20181491632]

約数ペア:

[(1, 20181491632), (2, 10090745816), (4, 5045372908), (8, 2522686454), (16, 1261343227), (683, 29548304), (1366, 14774152), (2732, 7387076), (5464, 3693538), (10928, 1846769)]