239552378

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{18919}}^1$

素因数の和:19421

約数の個数: 16

約数和(自身を含む): 387784320

約数和(自身を除く): 148231942

約数列:

[1, 2, 13, 26, 487, 974, 6331, 12662, 18919, 37838, 245947, 491894, 9213553, 18427106, 119776189, 239552378]

約数ペア:

[(1, 239552378), (2, 119776189), (13, 18427106), (26, 9213553), (487, 491894), (974, 245947), (6331, 37838), (12662, 18919)]