20199421748

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{683}}^1\times {\mathrm{2789}}^1$

素因数の和:3728

約数の個数: 48

約数和(自身を含む): 38793142080

約数和(自身を除く): 18593720332

約数列:

[1, 2, 4, 11, 22, 44, 241, 482, 683, 964, 1366, 2651, 2732, 2789, 5302, 5578, 7513, 10604, 11156, 15026, 30052, 30679, 61358, 122716, 164603, 329206, 658412, 672149, 1344298, 1810633, 1904887, 2688596, 3621266, 3809774, 7242532, 7393639, 7619548, 14787278, 20953757, 29574556, 41907514, 83815028, 459077767, 918155534, 1836311068, 5049855437, 10099710874, 20199421748]

約数ペア:

[(1, 20199421748), (2, 10099710874), (4, 5049855437), (11, 1836311068), (22, 918155534), (44, 459077767), (241, 83815028), (482, 41907514), (683, 29574556), (964, 20953757), (1366, 14787278), (2651, 7619548), (2732, 7393639), (2789, 7242532), (5302, 3809774), (5578, 3621266), (7513, 2688596), (10604, 1904887), (11156, 1810633), (15026, 1344298), (30052, 672149), (30679, 658412), (61358, 329206), (122716, 164603)]