20809367056

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{1319}}^1\times {\mathrm{14717}}^1$

素因数の和:16111

約数の個数: 40

約数和(自身を含む): 40953718080

約数和(自身を除く): 20144351024

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 1319, 2638, 5276, 10552, 14717, 21104, 29434, 58868, 88373, 117736, 176746, 235472, 353492, 706984, 986039, 1413968, 1972078, 3944156, 7888312, 15776624, 19411723, 38823446, 77646892, 155293784, 310587568, 1300585441, 2601170882, 5202341764, 10404683528, 20809367056]

約数ペア:

[(1, 20809367056), (2, 10404683528), (4, 5202341764), (8, 2601170882), (16, 1300585441), (67, 310587568), (134, 155293784), (268, 77646892), (536, 38823446), (1072, 19411723), (1319, 15776624), (2638, 7888312), (5276, 3944156), (10552, 1972078), (14717, 1413968), (21104, 986039), (29434, 706984), (58868, 353492), (88373, 235472), (117736, 176746)]