20159095285

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1\times {\mathrm{13649}}^1$

素因数の和:15901

約数の個数: 32

約数和(自身を含む): 29117088000

約数和(自身を除く): 8957992715

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 2221, 11105, 13649, 15547, 42199, 68245, 77735, 95543, 210995, 259331, 295393, 477715, 1296655, 1476965, 1815317, 9076585, 30314429, 151572145, 212201003, 575974151, 1061005015, 2879870755, 4031819057, 20159095285]

約数ペア:

[(1, 20159095285), (5, 4031819057), (7, 2879870755), (19, 1061005015), (35, 575974151), (95, 212201003), (133, 151572145), (665, 30314429), (2221, 9076585), (11105, 1815317), (13649, 1476965), (15547, 1296655), (42199, 477715), (68245, 295393), (77735, 259331), (95543, 210995)]