16668496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{631}}^1$

素因数の和:779

約数の個数: 40

約数和(自身を含む): 35108864

約数和(自身を除く): 18440368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 631, 1016, 1262, 1651, 2032, 2524, 3302, 5048, 6604, 8203, 10096, 13208, 16406, 26416, 32812, 65624, 80137, 131248, 160274, 320548, 641096, 1041781, 1282192, 2083562, 4167124, 8334248, 16668496]

約数ペア:

[(1, 16668496), (2, 8334248), (4, 4167124), (8, 2083562), (13, 1282192), (16, 1041781), (26, 641096), (52, 320548), (104, 160274), (127, 131248), (208, 80137), (254, 65624), (508, 32812), (631, 26416), (1016, 16406), (1262, 13208), (1651, 10096), (2032, 8203), (2524, 6604), (3302, 5048)]