20799510116

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{919}}^1\times {\mathrm{73483}}^1$

素因数の和:74424

約数の個数: 48

約数和(自身を含む): 45430748160

約数和(自身を除く): 24631238044

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 919, 1838, 3676, 6433, 10109, 12866, 20218, 25732, 40436, 70763, 73483, 141526, 146966, 283052, 293932, 514381, 808313, 1028762, 1616626, 2057524, 3233252, 5658191, 11316382, 22632764, 67530877, 135061754, 270123508, 472716139, 742839647, 945432278, 1485679294, 1890864556, 2971358588, 5199877529, 10399755058, 20799510116]

約数ペア:

[(1, 20799510116), (2, 10399755058), (4, 5199877529), (7, 2971358588), (11, 1890864556), (14, 1485679294), (22, 945432278), (28, 742839647), (44, 472716139), (77, 270123508), (154, 135061754), (308, 67530877), (919, 22632764), (1838, 11316382), (3676, 5658191), (6433, 3233252), (10109, 2057524), (12866, 1616626), (20218, 1028762), (25732, 808313), (40436, 514381), (70763, 293932), (73483, 283052), (141526, 146966)]