18938766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{40993}}^1$

素因数の和:41016

約数の個数: 32

約数和(自身を含む): 47225088

約数和(自身を除く): 28286322

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 40993, 81986, 122979, 245958, 286951, 450923, 573902, 860853, 901846, 1352769, 1721706, 2705538, 3156461, 6312922, 9469383, 18938766]

約数ペア:

[(1, 18938766), (2, 9469383), (3, 6312922), (6, 3156461), (7, 2705538), (11, 1721706), (14, 1352769), (21, 901846), (22, 860853), (33, 573902), (42, 450923), (66, 286951), (77, 245958), (154, 122979), (231, 81986), (462, 40993)]