645761712

素因数分解:

$2^4\times 3^1\times {\mathrm{13453369}}^1$

素因数の和:13453380

約数の個数: 20

約数和(自身を含む): 1668217880

約数和(自身を除く): 1022456168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13453369, 26906738, 40360107, 53813476, 80720214, 107626952, 161440428, 215253904, 322880856, 645761712]

約数ペア:

[(1, 645761712), (2, 322880856), (3, 215253904), (4, 161440428), (6, 107626952), (8, 80720214), (12, 53813476), (16, 40360107), (24, 26906738), (48, 13453369)]