20185107717

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1\times {\mathrm{677}}^1$

素因数の和:1050

約数の個数: 64

約数和(自身を含む): 29692624896

約数和(自身を除く): 9507517179

約数列:

[1, 3, 23, 31, 53, 69, 93, 159, 263, 677, 713, 789, 1219, 1643, 2031, 2139, 3657, 4929, 6049, 8153, 13939, 15571, 18147, 20987, 24459, 35881, 37789, 41817, 46713, 62961, 107643, 113367, 178051, 187519, 320597, 432109, 482701, 534153, 562557, 825263, 961791, 1112311, 1296327, 1448103, 2475789, 3336933, 4095173, 5519581, 9436703, 9938507, 12285519, 16558743, 25583153, 28310109, 29815521, 76749459, 126950363, 217044169, 292537793, 380851089, 651132507, 877613379, 6728369239, 20185107717]

約数ペア:

[(1, 20185107717), (3, 6728369239), (23, 877613379), (31, 651132507), (53, 380851089), (69, 292537793), (93, 217044169), (159, 126950363), (263, 76749459), (677, 29815521), (713, 28310109), (789, 25583153), (1219, 16558743), (1643, 12285519), (2031, 9938507), (2139, 9436703), (3657, 5519581), (4929, 4095173), (6049, 3336933), (8153, 2475789), (13939, 1448103), (15571, 1296327), (18147, 1112311), (20987, 961791), (24459, 825263), (35881, 562557), (37789, 534153), (41817, 482701), (46713, 432109), (62961, 320597), (107643, 187519), (113367, 178051)]