15317990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{80621}}^1$

素因数の和:80647

約数の個数: 16

約数和(自身を含む): 29023920

約数和(自身を除く): 13705930

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 80621, 161242, 403105, 806210, 1531799, 3063598, 7658995, 15317990]

約数ペア:

[(1, 15317990), (2, 7658995), (5, 3063598), (10, 1531799), (19, 806210), (38, 403105), (95, 161242), (190, 80621)]