20559176

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{761}}^1$

素因数の和:1085

約数の個数: 32

約数和(自身を含む): 42245280

約数和(自身を除く): 21686104

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 307, 614, 761, 1228, 1522, 2456, 3044, 3377, 6088, 6754, 8371, 13508, 16742, 27016, 33484, 66968, 233627, 467254, 934508, 1869016, 2569897, 5139794, 10279588, 20559176]

約数ペア:

[(1, 20559176), (2, 10279588), (4, 5139794), (8, 2569897), (11, 1869016), (22, 934508), (44, 467254), (88, 233627), (307, 66968), (614, 33484), (761, 27016), (1228, 16742), (1522, 13508), (2456, 8371), (3044, 6754), (3377, 6088)]