19925264

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{18587}}^1$

素因数の和:18662

約数の個数: 20

約数和(自身を含む): 39183504

約数和(自身を除く): 19258240

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 18587, 37174, 74348, 148696, 297392, 1245329, 2490658, 4981316, 9962632, 19925264]

約数ペア:

[(1, 19925264), (2, 9962632), (4, 4981316), (8, 2490658), (16, 1245329), (67, 297392), (134, 148696), (268, 74348), (536, 37174), (1072, 18587)]