20408702965

素因数分解:

$5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{863}}^1\times {\mathrm{3733}}^1$

素因数の和:4789

約数の個数: 32

約数和(自身を含む): 28183873536

約数和(自身を除く): 7775170571

約数列:

[1, 5, 7, 35, 181, 863, 905, 1267, 3733, 4315, 6041, 6335, 18665, 26131, 30205, 130655, 156203, 675673, 781015, 1093421, 3221579, 3378365, 4729711, 5467105, 16107895, 22551053, 23648555, 112755265, 583105799, 2915528995, 4081740593, 20408702965]

約数ペア:

[(1, 20408702965), (5, 4081740593), (7, 2915528995), (35, 583105799), (181, 112755265), (863, 23648555), (905, 22551053), (1267, 16107895), (3733, 5467105), (4315, 4729711), (6041, 3378365), (6335, 3221579), (18665, 1093421), (26131, 781015), (30205, 675673), (130655, 156203)]