201575888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{406403}}^1$

素因数の和:406442

約数の個数: 20

約数和(自身を含む): 403152768

約数和(自身を除く): 201576880

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 406403, 812806, 1625612, 3251224, 6502448, 12598493, 25196986, 50393972, 100787944, 201575888]

約数ペア:

[(1, 201575888), (2, 100787944), (4, 50393972), (8, 25196986), (16, 12598493), (31, 6502448), (62, 3251224), (124, 1625612), (248, 812806), (496, 406403)]