220197748

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{607}}^1\times {\mathrm{1019}}^1$

素因数の和:1719

約数の個数: 24

約数和(自身を含む): 390700800

約数和(自身を除く): 170503052

約数列:

[1, 2, 4, 89, 178, 356, 607, 1019, 1214, 2038, 2428, 4076, 54023, 90691, 108046, 181382, 216092, 362764, 618533, 1237066, 2474132, 55049437, 110098874, 220197748]

約数ペア:

[(1, 220197748), (2, 110098874), (4, 55049437), (89, 2474132), (178, 1237066), (356, 618533), (607, 362764), (1019, 216092), (1214, 181382), (2038, 108046), (2428, 90691), (4076, 54023)]