20136479984

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{8069}}^1\times {\mathrm{8209}}^1$

素因数の和:16305

約数の個数: 40

約数和(自身を含む): 41077914000

約数和(自身を除く): 20941434016

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 8069, 8209, 16138, 16418, 32276, 32836, 64552, 65672, 129104, 131344, 153311, 155971, 306622, 311942, 613244, 623884, 1226488, 1247768, 2452976, 2495536, 66238421, 132476842, 264953684, 529907368, 1059814736, 1258529999, 2517059998, 5034119996, 10068239992, 20136479984]

約数ペア:

[(1, 20136479984), (2, 10068239992), (4, 5034119996), (8, 2517059998), (16, 1258529999), (19, 1059814736), (38, 529907368), (76, 264953684), (152, 132476842), (304, 66238421), (8069, 2495536), (8209, 2452976), (16138, 1247768), (16418, 1226488), (32276, 623884), (32836, 613244), (64552, 311942), (65672, 306622), (129104, 155971), (131344, 153311)]