20179288955

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{83401}}^1$

素因数の和:83667

約数の個数: 32

約数和(自身を含む): 28695625728

約数和(自身を除く): 8516336773

約数列:

[1, 5, 7, 31, 35, 155, 217, 223, 1085, 1115, 1561, 6913, 7805, 34565, 48391, 83401, 241955, 417005, 583807, 2585431, 2919035, 12927155, 18098017, 18598423, 90490085, 92992115, 130188961, 576551113, 650944805, 2882755565, 4035857791, 20179288955]

約数ペア:

[(1, 20179288955), (5, 4035857791), (7, 2882755565), (31, 650944805), (35, 576551113), (155, 130188961), (217, 92992115), (223, 90490085), (1085, 18598423), (1115, 18098017), (1561, 12927155), (6913, 2919035), (7805, 2585431), (34565, 583807), (48391, 417005), (83401, 241955)]