20176305

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{619}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 33747840

約数和(自身を除く): 13571535

約数列:

[1, 3, 5, 15, 41, 53, 123, 159, 205, 265, 615, 619, 795, 1857, 2173, 3095, 6519, 9285, 10865, 25379, 32595, 32807, 76137, 98421, 126895, 164035, 380685, 492105, 1345087, 4035261, 6725435, 20176305]

約数ペア:

[(1, 20176305), (3, 6725435), (5, 4035261), (15, 1345087), (41, 492105), (53, 380685), (123, 164035), (159, 126895), (205, 98421), (265, 76137), (615, 32807), (619, 32595), (795, 25379), (1857, 10865), (2173, 9285), (3095, 6519)]