20163742984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2975759}}^1$

素因数の和:2975794

約数の個数: 48

約数和(自身を含む): 47493129600

約数和(自身を除く): 27329386616

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 121, 154, 242, 308, 484, 616, 847, 968, 1694, 3388, 6776, 2975759, 5951518, 11903036, 20830313, 23806072, 32733349, 41660626, 65466698, 83321252, 130933396, 166642504, 229133443, 261866792, 360066839, 458266886, 720133678, 916533772, 1440267356, 1833067544, 2520467873, 2880534712, 5040935746, 10081871492, 20163742984]

約数ペア:

[(1, 20163742984), (2, 10081871492), (4, 5040935746), (7, 2880534712), (8, 2520467873), (11, 1833067544), (14, 1440267356), (22, 916533772), (28, 720133678), (44, 458266886), (56, 360066839), (77, 261866792), (88, 229133443), (121, 166642504), (154, 130933396), (242, 83321252), (308, 65466698), (484, 41660626), (616, 32733349), (847, 23806072), (968, 20830313), (1694, 11903036), (3388, 5951518), (6776, 2975759)]