219954904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2114951}}^1$

素因数の和:2114970

約数の個数: 16

約数和(自身を含む): 444139920

約数和(自身を除く): 224185016

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2114951, 4229902, 8459804, 16919608, 27494363, 54988726, 109977452, 219954904]

約数ペア:

[(1, 219954904), (2, 109977452), (4, 54988726), (8, 27494363), (13, 16919608), (26, 8459804), (52, 4229902), (104, 2114951)]