18361917

素因数分解:

$3^3\times 7^2\times {\mathrm{13879}}^1$

素因数の和:13902

約数の個数: 24

約数和(自身を含む): 31646400

約数和(自身を除く): 13284483

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 13879, 41637, 97153, 124911, 291459, 374733, 680071, 874377, 2040213, 2623131, 6120639, 18361917]

約数ペア:

[(1, 18361917), (3, 6120639), (7, 2623131), (9, 2040213), (21, 874377), (27, 680071), (49, 374733), (63, 291459), (147, 124911), (189, 97153), (441, 41637), (1323, 13879)]