401131568

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{808733}}^1$

素因数の和:808772

約数の個数: 20

約数和(自身を含む): 802264128

約数和(自身を除く): 401132560

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 808733, 1617466, 3234932, 6469864, 12939728, 25070723, 50141446, 100282892, 200565784, 401131568]

約数ペア:

[(1, 401131568), (2, 200565784), (4, 100282892), (8, 50141446), (16, 25070723), (31, 12939728), (62, 6469864), (124, 3234932), (248, 1617466), (496, 808733)]