20325078

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:349

約数の個数: 48

約数和(自身を含む): 45439056

約数和(自身を除く): 25113978

約数列:

[1, 2, 3, 6, 9, 18, 61, 107, 122, 173, 183, 214, 321, 346, 366, 519, 549, 642, 963, 1038, 1098, 1557, 1926, 3114, 6527, 10553, 13054, 18511, 19581, 21106, 31659, 37022, 39162, 55533, 58743, 63318, 94977, 111066, 117486, 166599, 189954, 333198, 1129171, 2258342, 3387513, 6775026, 10162539, 20325078]

約数ペア:

[(1, 20325078), (2, 10162539), (3, 6775026), (6, 3387513), (9, 2258342), (18, 1129171), (61, 333198), (107, 189954), (122, 166599), (173, 117486), (183, 111066), (214, 94977), (321, 63318), (346, 58743), (366, 55533), (519, 39162), (549, 37022), (642, 31659), (963, 21106), (1038, 19581), (1098, 18511), (1557, 13054), (1926, 10553), (3114, 6527)]