18631172

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{5003}}^1$

素因数の和:5040

約数の個数: 36

約数和(自身を含む): 39931920

約数和(自身を除く): 21300748

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 5003, 10006, 20012, 35021, 70042, 95057, 140084, 190114, 245147, 380228, 490294, 665399, 980588, 1330798, 2661596, 4657793, 9315586, 18631172]

約数ペア:

[(1, 18631172), (2, 9315586), (4, 4657793), (7, 2661596), (14, 1330798), (19, 980588), (28, 665399), (38, 490294), (49, 380228), (76, 245147), (98, 190114), (133, 140084), (196, 95057), (266, 70042), (532, 35021), (931, 20012), (1862, 10006), (3724, 5003)]