1980481017

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{1097}}^1\times {\mathrm{1667}}^1$

素因数の和:2805

約数の個数: 24

約数和(自身を含む): 2791151136

約数和(自身を除く): 810670119

約数列:

[1, 3, 19, 57, 361, 1083, 1097, 1667, 3291, 5001, 20843, 31673, 62529, 95019, 396017, 601787, 1188051, 1805361, 1828699, 5486097, 34745281, 104235843, 660160339, 1980481017]

約数ペア:

[(1, 1980481017), (3, 660160339), (19, 104235843), (57, 34745281), (361, 5486097), (1083, 1828699), (1097, 1805361), (1667, 1188051), (3291, 601787), (5001, 396017), (20843, 95019), (31673, 62529)]