15691457515

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1990039}}^1$

素因数の和:1990146

約数の個数: 16

約数和(自身を含む): 20059603200

約数和(自身を除く): 4368145685

約数列:

[1, 5, 19, 83, 95, 415, 1577, 7885, 1990039, 9950195, 37810741, 165173237, 189053705, 825866185, 3138291503, 15691457515]

約数ペア:

[(1, 15691457515), (5, 3138291503), (19, 825866185), (83, 189053705), (95, 165173237), (415, 37810741), (1577, 9950195), (7885, 1990039)]