2100031504

素因数分解:

$2^4\times {\mathrm{181}}^1\times {\mathrm{725149}}^1$

素因数の和:725338

約数の個数: 20

約数和(自身を含む): 4091296300

約数和(自身を除く): 1991264796

約数列:

[1, 2, 4, 8, 16, 181, 362, 724, 1448, 2896, 725149, 1450298, 2900596, 5801192, 11602384, 131251969, 262503938, 525007876, 1050015752, 2100031504]

約数ペア:

[(1, 2100031504), (2, 1050015752), (4, 525007876), (8, 262503938), (16, 131251969), (181, 11602384), (362, 5801192), (724, 2900596), (1448, 1450298), (2896, 725149)]