19535508

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{7643}}^1$

素因数の和:7724

約数の個数: 36

約数和(自身を含む): 50083488

約数和(自身を除く): 30547980

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 7643, 15286, 22929, 30572, 45858, 68787, 91716, 137574, 275148, 542653, 1085306, 1627959, 2170612, 3255918, 4883877, 6511836, 9767754, 19535508]

約数ペア:

[(1, 19535508), (2, 9767754), (3, 6511836), (4, 4883877), (6, 3255918), (9, 2170612), (12, 1627959), (18, 1085306), (36, 542653), (71, 275148), (142, 137574), (213, 91716), (284, 68787), (426, 45858), (639, 30572), (852, 22929), (1278, 15286), (2556, 7643)]