20807841684

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{247712401}}^1$

素因数の和:247712415

約数の個数: 24

約数和(自身を含む): 55487578048

約数和(自身を除く): 34679736364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 247712401, 495424802, 743137203, 990849604, 1486274406, 1733986807, 2972548812, 3467973614, 5201960421, 6935947228, 10403920842, 20807841684]

約数ペア:

[(1, 20807841684), (2, 10403920842), (3, 6935947228), (4, 5201960421), (6, 3467973614), (7, 2972548812), (12, 1733986807), (14, 1486274406), (21, 990849604), (28, 743137203), (42, 495424802), (84, 247712401)]