1887390728

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{71}}^2\times {\mathrm{2753}}^1$

素因数の和:2918

約数の個数: 48

約数和(自身を含む): 3801924540

約数和(自身を除く): 1914533812

約数列:

[1, 2, 4, 8, 17, 34, 68, 71, 136, 142, 284, 568, 1207, 2414, 2753, 4828, 5041, 5506, 9656, 10082, 11012, 20164, 22024, 40328, 46801, 85697, 93602, 171394, 187204, 195463, 342788, 374408, 390926, 685576, 781852, 1563704, 3322871, 6645742, 13291484, 13877873, 26582968, 27755746, 55511492, 111022984, 235923841, 471847682, 943695364, 1887390728]

約数ペア:

[(1, 1887390728), (2, 943695364), (4, 471847682), (8, 235923841), (17, 111022984), (34, 55511492), (68, 27755746), (71, 26582968), (136, 13877873), (142, 13291484), (284, 6645742), (568, 3322871), (1207, 1563704), (2414, 781852), (2753, 685576), (4828, 390926), (5041, 374408), (5506, 342788), (9656, 195463), (10082, 187204), (11012, 171394), (20164, 93602), (22024, 85697), (40328, 46801)]