19369155

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1399}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 33868800

約数和(自身を除く): 14499645

約数列:

[1, 3, 5, 13, 15, 39, 65, 71, 195, 213, 355, 923, 1065, 1399, 2769, 4197, 4615, 6995, 13845, 18187, 20985, 54561, 90935, 99329, 272805, 297987, 496645, 1291277, 1489935, 3873831, 6456385, 19369155]

約数ペア:

[(1, 19369155), (3, 6456385), (5, 3873831), (13, 1489935), (15, 1291277), (39, 496645), (65, 297987), (71, 272805), (195, 99329), (213, 90935), (355, 54561), (923, 20985), (1065, 18187), (1399, 13845), (2769, 6995), (4197, 4615)]