19450404

素因数分解:

$2^2\times 3^2\times {\mathrm{409}}^1\times {\mathrm{1321}}^1$

素因数の和:1740

約数の個数: 36

約数和(自身を含む): 49323820

約数和(自身を除く): 29873416

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 409, 818, 1227, 1321, 1636, 2454, 2642, 3681, 3963, 4908, 5284, 7362, 7926, 11889, 14724, 15852, 23778, 47556, 540289, 1080578, 1620867, 2161156, 3241734, 4862601, 6483468, 9725202, 19450404]

約数ペア:

[(1, 19450404), (2, 9725202), (3, 6483468), (4, 4862601), (6, 3241734), (9, 2161156), (12, 1620867), (18, 1080578), (36, 540289), (409, 47556), (818, 23778), (1227, 15852), (1321, 14724), (1636, 11889), (2454, 7926), (2642, 7362), (3681, 5284), (3963, 4908)]