20806776

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1$

素因数の和:309

約数の個数: 96

約数和(自身を含む): 60652800

約数和(自身を除く): 39846024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 89, 102, 136, 153, 178, 191, 204, 267, 306, 356, 382, 408, 534, 573, 612, 712, 764, 801, 1068, 1146, 1224, 1513, 1528, 1602, 1719, 2136, 2292, 3026, 3204, 3247, 3438, 4539, 4584, 6052, 6408, 6494, 6876, 9078, 9741, 12104, 12988, 13617, 13752, 16999, 18156, 19482, 25976, 27234, 29223, 33998, 36312, 38964, 50997, 54468, 58446, 67996, 77928, 101994, 108936, 116892, 135992, 152991, 203988, 233784, 288983, 305982, 407976, 577966, 611964, 866949, 1155932, 1223928, 1733898, 2311864, 2600847, 3467796, 5201694, 6935592, 10403388, 20806776]

約数ペア:

[(1, 20806776), (2, 10403388), (3, 6935592), (4, 5201694), (6, 3467796), (8, 2600847), (9, 2311864), (12, 1733898), (17, 1223928), (18, 1155932), (24, 866949), (34, 611964), (36, 577966), (51, 407976), (68, 305982), (72, 288983), (89, 233784), (102, 203988), (136, 152991), (153, 135992), (178, 116892), (191, 108936), (204, 101994), (267, 77928), (306, 67996), (356, 58446), (382, 54468), (408, 50997), (534, 38964), (573, 36312), (612, 33998), (712, 29223), (764, 27234), (801, 25976), (1068, 19482), (1146, 18156), (1224, 16999), (1513, 13752), (1528, 13617), (1602, 12988), (1719, 12104), (2136, 9741), (2292, 9078), (3026, 6876), (3204, 6494), (3247, 6408), (3438, 6052), (4539, 4584)]