1011451390

素因数分解:

$2^1\times 5^1\times {\mathrm{9923}}^1\times {\mathrm{10193}}^1$

素因数の和:20123

約数の個数: 16

約数和(自身を含む): 1820974608

約数和(自身を除く): 809523218

約数列:

[1, 2, 5, 10, 9923, 10193, 19846, 20386, 49615, 50965, 99230, 101930, 101145139, 202290278, 505725695, 1011451390]

約数ペア:

[(1, 1011451390), (2, 505725695), (5, 202290278), (10, 101145139), (9923, 101930), (10193, 99230), (19846, 50965), (20386, 49615)]