203721136

素因数分解:

$2^4\times {\mathrm{1009}}^1\times {\mathrm{12619}}^1$

素因数の和:13636

約数の個数: 20

約数和(自身を含む): 395132200

約数和(自身を除く): 191411064

約数列:

[1, 2, 4, 8, 16, 1009, 2018, 4036, 8072, 12619, 16144, 25238, 50476, 100952, 201904, 12732571, 25465142, 50930284, 101860568, 203721136]

約数ペア:

[(1, 203721136), (2, 101860568), (4, 50930284), (8, 25465142), (16, 12732571), (1009, 201904), (2018, 100952), (4036, 50476), (8072, 25238), (12619, 16144)]