2019417488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{2689}}^1$

素因数の和:2976

約数の個数: 80

約数和(自身を含む): 4539084480

約数和(自身を除く): 2519666992

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 251, 272, 374, 502, 748, 1004, 1496, 2008, 2689, 2761, 2992, 4016, 4267, 5378, 5522, 8534, 10756, 11044, 17068, 21512, 22088, 29579, 34136, 43024, 44176, 45713, 46937, 59158, 68272, 91426, 93874, 118316, 182852, 187748, 236632, 365704, 375496, 473264, 502843, 674939, 731408, 750992, 1005686, 1349878, 2011372, 2699756, 4022744, 5399512, 7424329, 8045488, 10799024, 11473963, 14848658, 22947926, 29697316, 45895852, 59394632, 91791704, 118789264, 126213593, 183583408, 252427186, 504854372, 1009708744, 2019417488]

約数ペア:

[(1, 2019417488), (2, 1009708744), (4, 504854372), (8, 252427186), (11, 183583408), (16, 126213593), (17, 118789264), (22, 91791704), (34, 59394632), (44, 45895852), (68, 29697316), (88, 22947926), (136, 14848658), (176, 11473963), (187, 10799024), (251, 8045488), (272, 7424329), (374, 5399512), (502, 4022744), (748, 2699756), (1004, 2011372), (1496, 1349878), (2008, 1005686), (2689, 750992), (2761, 731408), (2992, 674939), (4016, 502843), (4267, 473264), (5378, 375496), (5522, 365704), (8534, 236632), (10756, 187748), (11044, 182852), (17068, 118316), (21512, 93874), (22088, 91426), (29579, 68272), (34136, 59158), (43024, 46937), (44176, 45713)]