20347150655

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{853}}^1\times {\mathrm{21587}}^1$

素因数の和:22475

約数の個数: 32

約数和(自身を含む): 27875461824

約数和(自身を除く): 7528311169

約数列:

[1, 5, 13, 17, 65, 85, 221, 853, 1105, 4265, 11089, 14501, 21587, 55445, 72505, 107935, 188513, 280631, 366979, 942565, 1403155, 1834895, 4770727, 18413711, 23853635, 92068555, 239378243, 313033087, 1196891215, 1565165435, 4069430131, 20347150655]

約数ペア:

[(1, 20347150655), (5, 4069430131), (13, 1565165435), (17, 1196891215), (65, 313033087), (85, 239378243), (221, 92068555), (853, 23853635), (1105, 18413711), (4265, 4770727), (11089, 1834895), (14501, 1403155), (21587, 942565), (55445, 366979), (72505, 280631), (107935, 188513)]