1891406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:739

約数の個数: 16

約数和(自身を含む): 3121200

約数和(自身を除く): 1229794

約数列:

[1, 2, 11, 22, 149, 298, 577, 1154, 1639, 3278, 6347, 12694, 85973, 171946, 945703, 1891406]

約数ペア:

[(1, 1891406), (2, 945703), (11, 171946), (22, 85973), (149, 12694), (298, 6347), (577, 3278), (1154, 1639)]