2018519151

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:788

約数の個数: 64

約数和(自身を含む): 3145236480

約数和(自身を除く): 1126717329

約数列:

[1, 3, 11, 31, 33, 53, 59, 93, 159, 177, 341, 583, 631, 649, 1023, 1643, 1749, 1829, 1893, 1947, 3127, 4929, 5487, 6941, 9381, 18073, 19561, 20119, 20823, 33443, 34397, 37229, 54219, 58683, 60357, 96937, 100329, 103191, 111687, 215171, 290811, 367873, 409519, 645513, 1036733, 1066307, 1103619, 1154099, 1228557, 1973137, 3110199, 3198921, 3462297, 5919411, 11404063, 12695089, 21704507, 34212189, 38085267, 61167247, 65113521, 183501741, 672839717, 2018519151]

約数ペア:

[(1, 2018519151), (3, 672839717), (11, 183501741), (31, 65113521), (33, 61167247), (53, 38085267), (59, 34212189), (93, 21704507), (159, 12695089), (177, 11404063), (341, 5919411), (583, 3462297), (631, 3198921), (649, 3110199), (1023, 1973137), (1643, 1228557), (1749, 1154099), (1829, 1103619), (1893, 1066307), (1947, 1036733), (3127, 645513), (4929, 409519), (5487, 367873), (6941, 290811), (9381, 215171), (18073, 111687), (19561, 103191), (20119, 100329), (20823, 96937), (33443, 60357), (34397, 58683), (37229, 54219)]