18431944

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{433}}^1$

素因数の和:769

約数の個数: 32

約数和(自身を含む): 36794520

約数和(自身を除く): 18362576

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 313, 433, 626, 866, 1252, 1732, 2504, 3464, 5321, 7361, 10642, 14722, 21284, 29444, 42568, 58888, 135529, 271058, 542116, 1084232, 2303993, 4607986, 9215972, 18431944]

約数ペア:

[(1, 18431944), (2, 9215972), (4, 4607986), (8, 2303993), (17, 1084232), (34, 542116), (68, 271058), (136, 135529), (313, 58888), (433, 42568), (626, 29444), (866, 21284), (1252, 14722), (1732, 10642), (2504, 7361), (3464, 5321)]