19417736

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{186709}}^1$

素因数の和:186728

約数の個数: 16

約数和(自身を含む): 39209100

約数和(自身を除く): 19791364

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 186709, 373418, 746836, 1493672, 2427217, 4854434, 9708868, 19417736]

約数ペア:

[(1, 19417736), (2, 9708868), (4, 4854434), (8, 2427217), (13, 1493672), (26, 746836), (52, 373418), (104, 186709)]