20278399504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{9391}}^1\times {\mathrm{12269}}^1$

素因数の和:21679

約数の個数: 40

約数和(自身を含む): 42869220480

約数和(自身を除く): 22590820976

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 9391, 12269, 18782, 24538, 37564, 49076, 75128, 98152, 103301, 134959, 150256, 196304, 206602, 269918, 413204, 539836, 826408, 1079672, 1652816, 2159344, 115218179, 230436358, 460872716, 921745432, 1267399969, 1843490864, 2534799938, 5069599876, 10139199752, 20278399504]

約数ペア:

[(1, 20278399504), (2, 10139199752), (4, 5069599876), (8, 2534799938), (11, 1843490864), (16, 1267399969), (22, 921745432), (44, 460872716), (88, 230436358), (176, 115218179), (9391, 2159344), (12269, 1652816), (18782, 1079672), (24538, 826408), (37564, 539836), (49076, 413204), (75128, 269918), (98152, 206602), (103301, 196304), (134959, 150256)]