19699368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 53639040

約数和(自身を除く): 33939672

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 103, 104, 156, 206, 309, 312, 412, 613, 618, 824, 1226, 1236, 1339, 1839, 2452, 2472, 2678, 3678, 4017, 4904, 5356, 7356, 7969, 8034, 10712, 14712, 15938, 16068, 23907, 31876, 32136, 47814, 63139, 63752, 95628, 126278, 189417, 191256, 252556, 378834, 505112, 757668, 820807, 1515336, 1641614, 2462421, 3283228, 4924842, 6566456, 9849684, 19699368]

約数ペア:

[(1, 19699368), (2, 9849684), (3, 6566456), (4, 4924842), (6, 3283228), (8, 2462421), (12, 1641614), (13, 1515336), (24, 820807), (26, 757668), (39, 505112), (52, 378834), (78, 252556), (103, 191256), (104, 189417), (156, 126278), (206, 95628), (309, 63752), (312, 63139), (412, 47814), (613, 32136), (618, 31876), (824, 23907), (1226, 16068), (1236, 15938), (1339, 14712), (1839, 10712), (2452, 8034), (2472, 7969), (2678, 7356), (3678, 5356), (4017, 4904)]