20029142

素因数分解:

$2^1\times 7^4\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 40

約数和(自身を含む): 36233736

約数和(自身を除く): 16204594

約数列:

[1, 2, 7, 14, 43, 49, 86, 97, 98, 194, 301, 343, 602, 679, 686, 1358, 2107, 2401, 4171, 4214, 4753, 4802, 8342, 9506, 14749, 29197, 29498, 33271, 58394, 66542, 103243, 204379, 206486, 232897, 408758, 465794, 1430653, 2861306, 10014571, 20029142]

約数ペア:

[(1, 20029142), (2, 10014571), (7, 2861306), (14, 1430653), (43, 465794), (49, 408758), (86, 232897), (97, 206486), (98, 204379), (194, 103243), (301, 66542), (343, 58394), (602, 33271), (679, 29498), (686, 29197), (1358, 14749), (2107, 9506), (2401, 8342), (4171, 4802), (4214, 4753)]