18497108

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{4967}}^1$

素因数の和:5004

約数の個数: 36

約数和(自身を含む): 39644640

約数和(自身を除く): 21147532

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 196, 266, 532, 931, 1862, 3724, 4967, 9934, 19868, 34769, 69538, 94373, 139076, 188746, 243383, 377492, 486766, 660611, 973532, 1321222, 2642444, 4624277, 9248554, 18497108]

約数ペア:

[(1, 18497108), (2, 9248554), (4, 4624277), (7, 2642444), (14, 1321222), (19, 973532), (28, 660611), (38, 486766), (49, 377492), (76, 243383), (98, 188746), (133, 139076), (196, 94373), (266, 69538), (532, 34769), (931, 19868), (1862, 9934), (3724, 4967)]