15861808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{52177}}^1$

素因数の和:52204

約数の個数: 20

約数和(自身を含む): 32350360

約数和(自身を除く): 16488552

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 52177, 104354, 208708, 417416, 834832, 991363, 1982726, 3965452, 7930904, 15861808]

約数ペア:

[(1, 15861808), (2, 7930904), (4, 3965452), (8, 1982726), (16, 991363), (19, 834832), (38, 417416), (76, 208708), (152, 104354), (304, 52177)]