19133205

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:266

約数の個数: 64

約数和(自身を含む): 38320128

約数和(自身を除く): 19186923

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 107, 131, 195, 273, 321, 393, 455, 535, 655, 749, 917, 1365, 1391, 1605, 1703, 1965, 2247, 2751, 3745, 4173, 4585, 5109, 6955, 8515, 9737, 11235, 11921, 13755, 14017, 20865, 25545, 29211, 35763, 42051, 48685, 59605, 70085, 98119, 146055, 178815, 182221, 210255, 294357, 490595, 546663, 911105, 1275547, 1471785, 2733315, 3826641, 6377735, 19133205]

約数ペア:

[(1, 19133205), (3, 6377735), (5, 3826641), (7, 2733315), (13, 1471785), (15, 1275547), (21, 911105), (35, 546663), (39, 490595), (65, 294357), (91, 210255), (105, 182221), (107, 178815), (131, 146055), (195, 98119), (273, 70085), (321, 59605), (393, 48685), (455, 42051), (535, 35763), (655, 29211), (749, 25545), (917, 20865), (1365, 14017), (1391, 13755), (1605, 11921), (1703, 11235), (1965, 9737), (2247, 8515), (2751, 6955), (3745, 5109), (4173, 4585)]