208855184

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{421079}}^1$

素因数の和:421118

約数の個数: 20

約数和(自身を含む): 417711360

約数和(自身を除く): 208856176

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 421079, 842158, 1684316, 3368632, 6737264, 13053449, 26106898, 52213796, 104427592, 208855184]

約数ペア:

[(1, 208855184), (2, 104427592), (4, 52213796), (8, 26106898), (16, 13053449), (31, 6737264), (62, 3368632), (124, 1684316), (248, 842158), (496, 421079)]