9894704

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{19949}}^1$

素因数の和:19988

約数の個数: 20

約数和(自身を含む): 19790400

約数和(自身を除く): 9895696

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 19949, 39898, 79796, 159592, 319184, 618419, 1236838, 2473676, 4947352, 9894704]

約数ペア:

[(1, 9894704), (2, 4947352), (4, 2473676), (8, 1236838), (16, 618419), (31, 319184), (62, 159592), (124, 79796), (248, 39898), (496, 19949)]