20306208

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 58677696

約数和(自身を除く): 38371488

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 53, 78, 96, 104, 106, 156, 159, 208, 212, 307, 312, 318, 416, 424, 614, 624, 636, 689, 848, 921, 1228, 1248, 1272, 1378, 1696, 1842, 2067, 2456, 2544, 2756, 3684, 3991, 4134, 4912, 5088, 5512, 7368, 7982, 8268, 9824, 11024, 11973, 14736, 15964, 16271, 16536, 22048, 23946, 29472, 31928, 32542, 33072, 47892, 48813, 63856, 65084, 66144, 95784, 97626, 127712, 130168, 191568, 195252, 211523, 260336, 383136, 390504, 423046, 520672, 634569, 781008, 846092, 1269138, 1562016, 1692184, 2538276, 3384368, 5076552, 6768736, 10153104, 20306208]

約数ペア:

[(1, 20306208), (2, 10153104), (3, 6768736), (4, 5076552), (6, 3384368), (8, 2538276), (12, 1692184), (13, 1562016), (16, 1269138), (24, 846092), (26, 781008), (32, 634569), (39, 520672), (48, 423046), (52, 390504), (53, 383136), (78, 260336), (96, 211523), (104, 195252), (106, 191568), (156, 130168), (159, 127712), (208, 97626), (212, 95784), (307, 66144), (312, 65084), (318, 63856), (416, 48813), (424, 47892), (614, 33072), (624, 32542), (636, 31928), (689, 29472), (848, 23946), (921, 22048), (1228, 16536), (1248, 16271), (1272, 15964), (1378, 14736), (1696, 11973), (1842, 11024), (2067, 9824), (2456, 8268), (2544, 7982), (2756, 7368), (3684, 5512), (3991, 5088), (4134, 4912)]