20639502

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29401}}^1$

素因数の和:29425

約数の個数: 32

約数和(自身を含む): 49395360

約数和(自身を除く): 28755858

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 29401, 58802, 88203, 176406, 264609, 382213, 529218, 764426, 793827, 1146639, 1587654, 2293278, 3439917, 6879834, 10319751, 20639502]

約数ペア:

[(1, 20639502), (2, 10319751), (3, 6879834), (6, 3439917), (9, 2293278), (13, 1587654), (18, 1146639), (26, 793827), (27, 764426), (39, 529218), (54, 382213), (78, 264609), (117, 176406), (234, 88203), (351, 58802), (702, 29401)]