19077886568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{278363}}^1$

素因数の和:279041

約数の個数: 32

約数和(自身を含む): 38581250400

約数和(自身を除く): 19503363832

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 659, 1318, 2636, 5272, 8567, 17134, 34268, 68536, 278363, 556726, 1113452, 2226904, 3618719, 7237438, 14474876, 28949752, 183441217, 366882434, 733764868, 1467529736, 2384735821, 4769471642, 9538943284, 19077886568]

約数ペア:

[(1, 19077886568), (2, 9538943284), (4, 4769471642), (8, 2384735821), (13, 1467529736), (26, 733764868), (52, 366882434), (104, 183441217), (659, 28949752), (1318, 14474876), (2636, 7237438), (5272, 3618719), (8567, 2226904), (17134, 1113452), (34268, 556726), (68536, 278363)]