20456799992

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{1019}}^1\times {\mathrm{147613}}^1$

素因数の和:148655

約数の個数: 32

約数和(自身を含む): 40652895600

約数和(自身を除く): 20196095608

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 1019, 2038, 4076, 8152, 17323, 34646, 69292, 138584, 147613, 295226, 590452, 1180904, 2509421, 5018842, 10037684, 20075368, 150417647, 300835294, 601670588, 1203341176, 2557099999, 5114199998, 10228399996, 20456799992]

約数ペア:

[(1, 20456799992), (2, 10228399996), (4, 5114199998), (8, 2557099999), (17, 1203341176), (34, 601670588), (68, 300835294), (136, 150417647), (1019, 20075368), (2038, 10037684), (4076, 5018842), (8152, 2509421), (17323, 1180904), (34646, 590452), (69292, 295226), (138584, 147613)]