19604355

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 12909693

約数列:

[1, 3, 5, 15, 41, 123, 127, 205, 251, 381, 615, 635, 753, 1255, 1905, 3765, 5207, 10291, 15621, 26035, 30873, 31877, 51455, 78105, 95631, 154365, 159385, 478155, 1306957, 3920871, 6534785, 19604355]

約数ペア:

[(1, 19604355), (3, 6534785), (5, 3920871), (15, 1306957), (41, 478155), (123, 159385), (127, 154365), (205, 95631), (251, 78105), (381, 51455), (615, 31877), (635, 30873), (753, 26035), (1255, 15621), (1905, 10291), (3765, 5207)]