20804966546

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{97787}}^1$

素因数の和:97983

約数の個数: 48

約数和(自身を含む): 39329551296

約数和(自身を除く): 18524584750

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 167, 182, 334, 637, 1169, 1274, 2171, 2338, 4342, 8183, 15197, 16366, 30394, 97787, 106379, 195574, 212758, 684509, 1271231, 1369018, 2542462, 4791563, 8898617, 9583126, 16330429, 17797234, 32660858, 62290319, 114313003, 124580638, 212295577, 228626006, 424591154, 800191021, 1486069039, 1600382042, 2972138078, 10402483273, 20804966546]

約数ペア:

[(1, 20804966546), (2, 10402483273), (7, 2972138078), (13, 1600382042), (14, 1486069039), (26, 800191021), (49, 424591154), (91, 228626006), (98, 212295577), (167, 124580638), (182, 114313003), (334, 62290319), (637, 32660858), (1169, 17797234), (1274, 16330429), (2171, 9583126), (2338, 8898617), (4342, 4791563), (8183, 2542462), (15197, 1369018), (16366, 1271231), (30394, 684509), (97787, 212758), (106379, 195574)]