20362815

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1327}}^1$

素因数の和:1380

約数の個数: 48

約数和(自身を含む): 39776256

約数和(自身を除く): 19413441

約数列:

[1, 3, 5, 9, 11, 15, 31, 33, 45, 55, 93, 99, 155, 165, 279, 341, 465, 495, 1023, 1327, 1395, 1705, 3069, 3981, 5115, 6635, 11943, 14597, 15345, 19905, 41137, 43791, 59715, 72985, 123411, 131373, 205685, 218955, 370233, 452507, 617055, 656865, 1357521, 1851165, 2262535, 4072563, 6787605, 20362815]

約数ペア:

[(1, 20362815), (3, 6787605), (5, 4072563), (9, 2262535), (11, 1851165), (15, 1357521), (31, 656865), (33, 617055), (45, 452507), (55, 370233), (93, 218955), (99, 205685), (155, 131373), (165, 123411), (279, 72985), (341, 59715), (465, 43791), (495, 41137), (1023, 19905), (1327, 15345), (1395, 14597), (1705, 11943), (3069, 6635), (3981, 5115)]