20187457914

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1427}}^1\times {\mathrm{2707}}^1$

素因数の和:4219

約数の個数: 64

約数和(自身を含む): 44176882176

約数和(自身を除く): 23989424262

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 1427, 1742, 2613, 2707, 2854, 4281, 5226, 5414, 8121, 8562, 16242, 18551, 35191, 37102, 55653, 70382, 95609, 105573, 111306, 181369, 191218, 211146, 286827, 362738, 544107, 573654, 1088214, 1242917, 2357797, 2485834, 3728751, 3862889, 4715594, 7073391, 7457502, 7725778, 11588667, 14146782, 23177334, 50217557, 100435114, 150652671, 258813563, 301305342, 517627126, 776440689, 1552881378, 3364576319, 6729152638, 10093728957, 20187457914]

約数ペア:

[(1, 20187457914), (2, 10093728957), (3, 6729152638), (6, 3364576319), (13, 1552881378), (26, 776440689), (39, 517627126), (67, 301305342), (78, 258813563), (134, 150652671), (201, 100435114), (402, 50217557), (871, 23177334), (1427, 14146782), (1742, 11588667), (2613, 7725778), (2707, 7457502), (2854, 7073391), (4281, 4715594), (5226, 3862889), (5414, 3728751), (8121, 2485834), (8562, 2357797), (16242, 1242917), (18551, 1088214), (35191, 573654), (37102, 544107), (55653, 362738), (70382, 286827), (95609, 211146), (105573, 191218), (111306, 181369)]