1917993816

素因数分解:

$2^3\times 3^4\times {\mathrm{2959867}}^1$

素因数の和:2959885

約数の個数: 40

約数和(自身を含む): 5372160420

約数和(自身を除く): 3454166604

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 2959867, 5919734, 8879601, 11839468, 17759202, 23678936, 26638803, 35518404, 53277606, 71036808, 79916409, 106555212, 159832818, 213110424, 239749227, 319665636, 479498454, 639331272, 958996908, 1917993816]

約数ペア:

[(1, 1917993816), (2, 958996908), (3, 639331272), (4, 479498454), (6, 319665636), (8, 239749227), (9, 213110424), (12, 159832818), (18, 106555212), (24, 79916409), (27, 71036808), (36, 53277606), (54, 35518404), (72, 26638803), (81, 23678936), (108, 17759202), (162, 11839468), (216, 8879601), (324, 5919734), (648, 2959867)]