31980956

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{16087}}^1$

素因数の和:16169

約数の個数: 24

約数和(自身を含む): 64866816

約数和(自身を除く): 32885860

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 16087, 32174, 64348, 112609, 225218, 450436, 1142177, 2284354, 4568708, 7995239, 15990478, 31980956]

約数ペア:

[(1, 31980956), (2, 15990478), (4, 7995239), (7, 4568708), (14, 2284354), (28, 1142177), (71, 450436), (142, 225218), (284, 112609), (497, 64348), (994, 32174), (1988, 16087)]