20194362736

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{768197}}^1$

素因数の和:768289

約数の個数: 40

約数和(自身を含む): 41150830464

約数和(自身を除く): 20956467728

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 848, 1643, 3286, 6572, 13144, 26288, 768197, 1536394, 3072788, 6145576, 12291152, 23814107, 40714441, 47628214, 81428882, 95256428, 162857764, 190512856, 325715528, 381025712, 651431056, 1262147671, 2524295342, 5048590684, 10097181368, 20194362736]

約数ペア:

[(1, 20194362736), (2, 10097181368), (4, 5048590684), (8, 2524295342), (16, 1262147671), (31, 651431056), (53, 381025712), (62, 325715528), (106, 190512856), (124, 162857764), (212, 95256428), (248, 81428882), (424, 47628214), (496, 40714441), (848, 23814107), (1643, 12291152), (3286, 6145576), (6572, 3072788), (13144, 1536394), (26288, 768197)]