19390485

素因数分解:

$3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12799}}^1$

素因数の和:12908

約数の個数: 16

約数和(自身を含む): 31334400

約数和(自身を除く): 11943915

約数列:

[1, 3, 5, 15, 101, 303, 505, 1515, 12799, 38397, 63995, 191985, 1292699, 3878097, 6463495, 19390485]

約数ペア:

[(1, 19390485), (3, 6463495), (5, 3878097), (15, 1292699), (101, 191985), (303, 63995), (505, 38397), (1515, 12799)]