20936718

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:435

約数の個数: 80

約数和(自身を含む): 52968960

約数和(自身を除く): 32032242

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 31, 33, 54, 62, 66, 81, 93, 99, 162, 186, 198, 279, 297, 341, 379, 558, 594, 682, 758, 837, 891, 1023, 1137, 1674, 1782, 2046, 2274, 2511, 3069, 3411, 4169, 5022, 6138, 6822, 8338, 9207, 10233, 11749, 12507, 18414, 20466, 23498, 25014, 27621, 30699, 35247, 37521, 55242, 61398, 70494, 75042, 105741, 112563, 129239, 211482, 225126, 258478, 317223, 337689, 387717, 634446, 675378, 775434, 951669, 1163151, 1903338, 2326302, 3489453, 6978906, 10468359, 20936718]

約数ペア:

[(1, 20936718), (2, 10468359), (3, 6978906), (6, 3489453), (9, 2326302), (11, 1903338), (18, 1163151), (22, 951669), (27, 775434), (31, 675378), (33, 634446), (54, 387717), (62, 337689), (66, 317223), (81, 258478), (93, 225126), (99, 211482), (162, 129239), (186, 112563), (198, 105741), (279, 75042), (297, 70494), (341, 61398), (379, 55242), (558, 37521), (594, 35247), (682, 30699), (758, 27621), (837, 25014), (891, 23498), (1023, 20466), (1137, 18414), (1674, 12507), (1782, 11749), (2046, 10233), (2274, 9207), (2511, 8338), (3069, 6822), (3411, 6138), (4169, 5022)]