20171728104

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{319699}}^1$

素因数の和:319958

約数の個数: 64

約数和(自身を含む): 55244160000

約数和(自身を除く): 35072431896

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 239, 264, 478, 717, 956, 1434, 1912, 2629, 2868, 5258, 5736, 7887, 10516, 15774, 21032, 31548, 63096, 319699, 639398, 959097, 1278796, 1918194, 2557592, 3516689, 3836388, 7033378, 7672776, 10550067, 14066756, 21100134, 28133512, 42200268, 76408061, 84400536, 152816122, 229224183, 305632244, 458448366, 611264488, 840488671, 916896732, 1680977342, 1833793464, 2521466013, 3361954684, 5042932026, 6723909368, 10085864052, 20171728104]

約数ペア:

[(1, 20171728104), (2, 10085864052), (3, 6723909368), (4, 5042932026), (6, 3361954684), (8, 2521466013), (11, 1833793464), (12, 1680977342), (22, 916896732), (24, 840488671), (33, 611264488), (44, 458448366), (66, 305632244), (88, 229224183), (132, 152816122), (239, 84400536), (264, 76408061), (478, 42200268), (717, 28133512), (956, 21100134), (1434, 14066756), (1912, 10550067), (2629, 7672776), (2868, 7033378), (5258, 3836388), (5736, 3516689), (7887, 2557592), (10516, 1918194), (15774, 1278796), (21032, 959097), (31548, 639398), (63096, 319699)]