20180119659

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{192307}}^1$

素因数の和:192599

約数の個数: 32

約数和(自身を含む): 32492359680

約数和(自身を除く): 12312240021

約数列:

[1, 3, 7, 19, 21, 57, 133, 263, 399, 789, 1841, 4997, 5523, 14991, 34979, 104937, 192307, 576921, 1346149, 3653833, 4038447, 10961499, 25576831, 50576741, 76730493, 151730223, 354037187, 960958079, 1062111561, 2882874237, 6726706553, 20180119659]

約数ペア:

[(1, 20180119659), (3, 6726706553), (7, 2882874237), (19, 1062111561), (21, 960958079), (57, 354037187), (133, 151730223), (263, 76730493), (399, 50576741), (789, 25576831), (1841, 10961499), (4997, 4038447), (5523, 3653833), (14991, 1346149), (34979, 576921), (104937, 192307)]