26229328

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{19751}}^1$

素因数の和:19842

約数の個数: 20

約数和(自身を含む): 51434208

約数和(自身を除く): 25204880

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 19751, 39502, 79004, 158008, 316016, 1639333, 3278666, 6557332, 13114664, 26229328]

約数ペア:

[(1, 26229328), (2, 13114664), (4, 6557332), (8, 3278666), (16, 1639333), (83, 316016), (166, 158008), (332, 79004), (664, 39502), (1328, 19751)]