18386082904

素因数分解:

$2^3\times 7^1\times {\mathrm{2341}}^1\times {\mathrm{140249}}^1$

素因数の和:142603

約数の個数: 32

約数和(自身を含む): 39415860000

約数和(自身を除く): 21029777096

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2341, 4682, 9364, 16387, 18728, 32774, 65548, 131096, 140249, 280498, 560996, 981743, 1121992, 1963486, 3926972, 7853944, 328322909, 656645818, 1313291636, 2298260363, 2626583272, 4596520726, 9193041452, 18386082904]

約数ペア:

[(1, 18386082904), (2, 9193041452), (4, 4596520726), (7, 2626583272), (8, 2298260363), (14, 1313291636), (28, 656645818), (56, 328322909), (2341, 7853944), (4682, 3926972), (9364, 1963486), (16387, 1121992), (18728, 981743), (32774, 560996), (65548, 280498), (131096, 140249)]