18451930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37657}}^1$

素因数の和:37678

約数の個数: 24

約数和(自身を含む): 38637108

約数和(自身を除く): 20185178

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 37657, 75314, 188285, 263599, 376570, 527198, 1317995, 1845193, 2635990, 3690386, 9225965, 18451930]

約数ペア:

[(1, 18451930), (2, 9225965), (5, 3690386), (7, 2635990), (10, 1845193), (14, 1317995), (35, 527198), (49, 376570), (70, 263599), (98, 188285), (245, 75314), (490, 37657)]