31916144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{153443}}^1$

素因数の和:153464

約数の個数: 20

約数和(自身を含む): 66594696

約数和(自身を除く): 34678552

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 153443, 306886, 613772, 1227544, 1994759, 2455088, 3989518, 7979036, 15958072, 31916144]

約数ペア:

[(1, 31916144), (2, 15958072), (4, 7979036), (8, 3989518), (13, 2455088), (16, 1994759), (26, 1227544), (52, 613772), (104, 306886), (208, 153443)]