19040144

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{22453}}^1$

素因数の和:22514

約数の個数: 20

約数和(自身を含む): 37587996

約数和(自身を除く): 18547852

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 22453, 44906, 89812, 179624, 359248, 1190009, 2380018, 4760036, 9520072, 19040144]

約数ペア:

[(1, 19040144), (2, 9520072), (4, 4760036), (8, 2380018), (16, 1190009), (53, 359248), (106, 179624), (212, 89812), (424, 44906), (848, 22453)]