19888332408

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{4384553}}^1$

素因数の和:4384578

約数の個数: 80

約数和(自身を含む): 63663724080

約数和(自身を除く): 43775391672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 4384553, 8769106, 13153659, 17538212, 26307318, 30691871, 35076424, 39460977, 52614636, 61383742, 78921954, 92075613, 105229272, 118382931, 122767484, 157843908, 184151226, 236765862, 245534968, 276226839, 315687816, 355148793, 368302452, 473531724, 552453678, 710297586, 736604904, 828680517, 947063448, 1104907356, 1420595172, 1657361034, 2209814712, 2486041551, 2841190344, 3314722068, 4972083102, 6629444136, 9944166204, 19888332408]

約数ペア:

[(1, 19888332408), (2, 9944166204), (3, 6629444136), (4, 4972083102), (6, 3314722068), (7, 2841190344), (8, 2486041551), (9, 2209814712), (12, 1657361034), (14, 1420595172), (18, 1104907356), (21, 947063448), (24, 828680517), (27, 736604904), (28, 710297586), (36, 552453678), (42, 473531724), (54, 368302452), (56, 355148793), (63, 315687816), (72, 276226839), (81, 245534968), (84, 236765862), (108, 184151226), (126, 157843908), (162, 122767484), (168, 118382931), (189, 105229272), (216, 92075613), (252, 78921954), (324, 61383742), (378, 52614636), (504, 39460977), (567, 35076424), (648, 30691871), (756, 26307318), (1134, 17538212), (1512, 13153659), (2268, 8769106), (4536, 4384553)]