19984566

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{475823}}^1$

素因数の和:475835

約数の個数: 16

約数和(自身を含む): 45679104

約数和(自身を除く): 25694538

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 475823, 951646, 1427469, 2854938, 3330761, 6661522, 9992283, 19984566]

約数ペア:

[(1, 19984566), (2, 9992283), (3, 6661522), (6, 3330761), (7, 2854938), (14, 1427469), (21, 951646), (42, 475823)]