20079816

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 52462080

約数和(自身を除く): 32382264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 137, 186, 197, 248, 274, 372, 394, 411, 548, 591, 744, 788, 822, 1096, 1182, 1576, 1644, 2364, 3288, 4247, 4728, 6107, 8494, 12214, 12741, 16988, 18321, 24428, 25482, 26989, 33976, 36642, 48856, 50964, 53978, 73284, 80967, 101928, 107956, 146568, 161934, 215912, 323868, 647736, 836659, 1673318, 2509977, 3346636, 5019954, 6693272, 10039908, 20079816]

約数ペア:

[(1, 20079816), (2, 10039908), (3, 6693272), (4, 5019954), (6, 3346636), (8, 2509977), (12, 1673318), (24, 836659), (31, 647736), (62, 323868), (93, 215912), (124, 161934), (137, 146568), (186, 107956), (197, 101928), (248, 80967), (274, 73284), (372, 53978), (394, 50964), (411, 48856), (548, 36642), (591, 33976), (744, 26989), (788, 25482), (822, 24428), (1096, 18321), (1182, 16988), (1576, 12741), (1644, 12214), (2364, 8494), (3288, 6107), (4247, 4728)]