19168974

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:403

約数の個数: 80

約数和(自身を含む): 48508416

約数和(自身を除く): 29339442

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, 347, 558, 594, 682, 694, 837, 891, 1023, 1041, 1674, 1782, 2046, 2082, 2511, 3069, 3123, 3817, 5022, 6138, 6246, 7634, 9207, 9369, 10757, 11451, 18414, 18738, 21514, 22902, 27621, 28107, 32271, 34353, 55242, 56214, 64542, 68706, 96813, 103059, 118327, 193626, 206118, 236654, 290439, 309177, 354981, 580878, 618354, 709962, 871317, 1064943, 1742634, 2129886, 3194829, 6389658, 9584487, 19168974]

約数ペア:

[(1, 19168974), (2, 9584487), (3, 6389658), (6, 3194829), (9, 2129886), (11, 1742634), (18, 1064943), (22, 871317), (27, 709962), (31, 618354), (33, 580878), (54, 354981), (62, 309177), (66, 290439), (81, 236654), (93, 206118), (99, 193626), (162, 118327), (186, 103059), (198, 96813), (279, 68706), (297, 64542), (341, 56214), (347, 55242), (558, 34353), (594, 32271), (682, 28107), (694, 27621), (837, 22902), (891, 21514), (1023, 18738), (1041, 18414), (1674, 11451), (1782, 10757), (2046, 9369), (2082, 9207), (2511, 7634), (3069, 6246), (3123, 6138), (3817, 5022)]