20180871381

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{16453}}^1$

素因数の和:16618

約数の個数: 48

約数和(自身を含む): 30812418560

約数和(自身を除く): 10631547179

約数列:

[1, 3, 11, 31, 33, 93, 109, 121, 327, 341, 363, 1023, 1199, 3379, 3597, 3751, 10137, 11253, 13189, 16453, 37169, 39567, 49359, 111507, 180983, 408859, 510043, 542949, 1226577, 1530129, 1793377, 1990813, 5380131, 5610473, 5972439, 16831419, 19727147, 55594687, 59181441, 61715203, 166784061, 185145609, 216998617, 611541557, 650995851, 1834624671, 6726957127, 20180871381]

約数ペア:

[(1, 20180871381), (3, 6726957127), (11, 1834624671), (31, 650995851), (33, 611541557), (93, 216998617), (109, 185145609), (121, 166784061), (327, 61715203), (341, 59181441), (363, 55594687), (1023, 19727147), (1199, 16831419), (3379, 5972439), (3597, 5610473), (3751, 5380131), (10137, 1990813), (11253, 1793377), (13189, 1530129), (16453, 1226577), (37169, 542949), (39567, 510043), (49359, 408859), (111507, 180983)]