19316493

素因数分解:

$3^2\times 7^1\times {\mathrm{379}}^1\times {\mathrm{809}}^1$

素因数の和:1201

約数の個数: 24

約数和(自身を含む): 32011200

約数和(自身を除く): 12694707

約数列:

[1, 3, 7, 9, 21, 63, 379, 809, 1137, 2427, 2653, 3411, 5663, 7281, 7959, 16989, 23877, 50967, 306611, 919833, 2146277, 2759499, 6438831, 19316493]

約数ペア:

[(1, 19316493), (3, 6438831), (7, 2759499), (9, 2146277), (21, 919833), (63, 306611), (379, 50967), (809, 23877), (1137, 16989), (2427, 7959), (2653, 7281), (3411, 5663)]