20348081392

素因数分解:

$2^4\times {\mathrm{53}}^2\times {\mathrm{89}}^1\times {\mathrm{5087}}^1$

素因数の和:5290

約数の個数: 60

約数和(自身を含む): 40641773760

約数和(自身を除く): 20293692368

約数列:

[1, 2, 4, 8, 16, 53, 89, 106, 178, 212, 356, 424, 712, 848, 1424, 2809, 4717, 5087, 5618, 9434, 10174, 11236, 18868, 20348, 22472, 37736, 40696, 44944, 75472, 81392, 250001, 269611, 452743, 500002, 539222, 905486, 1000004, 1078444, 1810972, 2000008, 2156888, 3621944, 4000016, 4313776, 7243888, 14289383, 23995379, 28578766, 47990758, 57157532, 95981516, 114315064, 191963032, 228630128, 383926064, 1271755087, 2543510174, 5087020348, 10174040696, 20348081392]

約数ペア:

[(1, 20348081392), (2, 10174040696), (4, 5087020348), (8, 2543510174), (16, 1271755087), (53, 383926064), (89, 228630128), (106, 191963032), (178, 114315064), (212, 95981516), (356, 57157532), (424, 47990758), (712, 28578766), (848, 23995379), (1424, 14289383), (2809, 7243888), (4717, 4313776), (5087, 4000016), (5618, 3621944), (9434, 2156888), (10174, 2000008), (11236, 1810972), (18868, 1078444), (20348, 1000004), (22472, 905486), (37736, 539222), (40696, 500002), (44944, 452743), (75472, 269611), (81392, 250001)]