1820118066

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{3821}}^1$

素因数の和:4067

約数の個数: 64

約数和(自身を含む): 4068320256

約数和(自身を除く): 2248202190

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 197, 394, 403, 591, 806, 1182, 1209, 2418, 2561, 3821, 5122, 6107, 7642, 7683, 11463, 12214, 15366, 18321, 22926, 36642, 49673, 79391, 99346, 118451, 149019, 158782, 236902, 238173, 298038, 355353, 476346, 710706, 752737, 1505474, 1539863, 2258211, 3079726, 4516422, 4619589, 9239178, 9785581, 19571162, 23334847, 29356743, 46669694, 58713486, 70004541, 140009082, 303353011, 606706022, 910059033, 1820118066]

約数ペア:

[(1, 1820118066), (2, 910059033), (3, 606706022), (6, 303353011), (13, 140009082), (26, 70004541), (31, 58713486), (39, 46669694), (62, 29356743), (78, 23334847), (93, 19571162), (186, 9785581), (197, 9239178), (394, 4619589), (403, 4516422), (591, 3079726), (806, 2258211), (1182, 1539863), (1209, 1505474), (2418, 752737), (2561, 710706), (3821, 476346), (5122, 355353), (6107, 298038), (7642, 238173), (7683, 236902), (11463, 158782), (12214, 149019), (15366, 118451), (18321, 99346), (22926, 79391), (36642, 49673)]