201964688

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{307873}}^1$

素因数の和:307922

約数の個数: 20

約数和(自身を含む): 400851948

約数和(自身を除く): 198887260

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 307873, 615746, 1231492, 2462984, 4925968, 12622793, 25245586, 50491172, 100982344, 201964688]

約数ペア:

[(1, 201964688), (2, 100982344), (4, 50491172), (8, 25245586), (16, 12622793), (41, 4925968), (82, 2462984), (164, 1231492), (328, 615746), (656, 307873)]