31371536

素因数分解:

$2^4\times 7^1\times {\mathrm{280103}}^1$

素因数の和:280118

約数の個数: 20

約数和(自身を含む): 69465792

約数和(自身を除く): 38094256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 280103, 560206, 1120412, 1960721, 2240824, 3921442, 4481648, 7842884, 15685768, 31371536]

約数ペア:

[(1, 31371536), (2, 15685768), (4, 7842884), (7, 4481648), (8, 3921442), (14, 2240824), (16, 1960721), (28, 1120412), (56, 560206), (112, 280103)]