19523696

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{8081}}^1$

素因数の和:8240

約数の個数: 20

約数和(自身を含む): 38082384

約数和(自身を除く): 18558688

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1208, 2416, 8081, 16162, 32324, 64648, 129296, 1220231, 2440462, 4880924, 9761848, 19523696]

約数ペア:

[(1, 19523696), (2, 9761848), (4, 4880924), (8, 2440462), (16, 1220231), (151, 129296), (302, 64648), (604, 32324), (1208, 16162), (2416, 8081)]