20948642

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{823}}^1$

素因数の和:938

約数の個数: 32

約数和(自身を含む): 37376640

約数和(自身を除く): 16427998

約数列:

[1, 2, 11, 13, 22, 26, 89, 143, 178, 286, 823, 979, 1157, 1646, 1958, 2314, 9053, 10699, 12727, 18106, 21398, 25454, 73247, 117689, 146494, 235378, 805717, 952211, 1611434, 1904422, 10474321, 20948642]

約数ペア:

[(1, 20948642), (2, 10474321), (11, 1904422), (13, 1611434), (22, 952211), (26, 805717), (89, 235378), (143, 146494), (178, 117689), (286, 73247), (823, 25454), (979, 21398), (1157, 18106), (1646, 12727), (1958, 10699), (2314, 9053)]