19391060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{5737}}^1$

素因数の和:5772

約数の個数: 36

約数和(自身を含む): 44102268

約数和(自身を除く): 24711208

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 5737, 11474, 22948, 28685, 57370, 74581, 114740, 149162, 298324, 372905, 745810, 969553, 1491620, 1939106, 3878212, 4847765, 9695530, 19391060]

約数ペア:

[(1, 19391060), (2, 9695530), (4, 4847765), (5, 3878212), (10, 1939106), (13, 1491620), (20, 969553), (26, 745810), (52, 372905), (65, 298324), (130, 149162), (169, 114740), (260, 74581), (338, 57370), (676, 28685), (845, 22948), (1690, 11474), (3380, 5737)]