20164584955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{86249}}^1$

素因数の和:86403

約数の個数: 32

約数和(自身を含む): 26827200000

約数和(自身を除く): 6662615045

約数列:

[1, 5, 19, 23, 95, 107, 115, 437, 535, 2033, 2185, 2461, 10165, 12305, 46759, 86249, 233795, 431245, 1638731, 1983727, 8193655, 9228643, 9918635, 37690813, 46143215, 175344217, 188454065, 212258789, 876721085, 1061293945, 4032916991, 20164584955]

約数ペア:

[(1, 20164584955), (5, 4032916991), (19, 1061293945), (23, 876721085), (95, 212258789), (107, 188454065), (115, 175344217), (437, 46143215), (535, 37690813), (2033, 9918635), (2185, 9228643), (2461, 8193655), (10165, 1983727), (12305, 1638731), (46759, 431245), (86249, 233795)]