20720994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29021}}^1$

素因数の和:29050

約数の個数: 32

約数和(自身を含む): 50150016

約数和(自身を除く): 29429022

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 119, 238, 357, 714, 29021, 58042, 87063, 174126, 203147, 406294, 493357, 609441, 986714, 1218882, 1480071, 2960142, 3453499, 6906998, 10360497, 20720994]

約数ペア:

[(1, 20720994), (2, 10360497), (3, 6906998), (6, 3453499), (7, 2960142), (14, 1480071), (17, 1218882), (21, 986714), (34, 609441), (42, 493357), (51, 406294), (102, 203147), (119, 174126), (238, 87063), (357, 58042), (714, 29021)]