20565404895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{2539}}^1\times {\mathrm{77141}}^1$

素因数の和:79695

約数の個数: 32

約数和(自身を含む): 37620610560

約数和(自身を除く): 17055205665

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 2539, 7617, 12695, 17773, 38085, 53319, 77141, 88865, 231423, 266595, 385705, 539987, 1157115, 1619961, 2699935, 8099805, 195860999, 587582997, 979304995, 1371026993, 2937914985, 4113080979, 6855134965, 20565404895]

約数ペア:

[(1, 20565404895), (3, 6855134965), (5, 4113080979), (7, 2937914985), (15, 1371026993), (21, 979304995), (35, 587582997), (105, 195860999), (2539, 8099805), (7617, 2699935), (12695, 1619961), (17773, 1157115), (38085, 539987), (53319, 385705), (77141, 266595), (88865, 231423)]