2181808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{7177}}^1$

素因数の和:7204

約数の個数: 20

約数和(自身を含む): 4450360

約数和(自身を除く): 2268552

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 7177, 14354, 28708, 57416, 114832, 136363, 272726, 545452, 1090904, 2181808]

約数ペア:

[(1, 2181808), (2, 1090904), (4, 545452), (8, 272726), (16, 136363), (19, 114832), (38, 57416), (76, 28708), (152, 14354), (304, 7177)]