20067208

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 46189440

約数和(自身を除く): 26122232

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 107, 119, 136, 197, 214, 238, 394, 428, 476, 749, 788, 856, 952, 1379, 1498, 1576, 1819, 2758, 2996, 3349, 3638, 5516, 5992, 6698, 7276, 11032, 12733, 13396, 14552, 21079, 23443, 25466, 26792, 42158, 46886, 50932, 84316, 93772, 101864, 147553, 168632, 187544, 295106, 358343, 590212, 716686, 1180424, 1433372, 2508401, 2866744, 5016802, 10033604, 20067208]

約数ペア:

[(1, 20067208), (2, 10033604), (4, 5016802), (7, 2866744), (8, 2508401), (14, 1433372), (17, 1180424), (28, 716686), (34, 590212), (56, 358343), (68, 295106), (107, 187544), (119, 168632), (136, 147553), (197, 101864), (214, 93772), (238, 84316), (394, 50932), (428, 46886), (476, 42158), (749, 26792), (788, 25466), (856, 23443), (952, 21079), (1379, 14552), (1498, 13396), (1576, 12733), (1819, 11032), (2758, 7276), (2996, 6698), (3349, 5992), (3638, 5516)]