201818891876

素因数分解:

$2^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{2237}}^1\times {\mathrm{30113}}^1$

素因数の和:32468

約数の個数: 48

約数和(自身を含む): 407605758336

約数和(自身を除く): 205786866460

約数列:

[1, 2, 4, 7, 14, 28, 107, 214, 428, 749, 1498, 2237, 2996, 4474, 8948, 15659, 30113, 31318, 60226, 62636, 120452, 210791, 239359, 421582, 478718, 843164, 957436, 1675513, 3222091, 3351026, 6444182, 6702052, 12888364, 22554637, 45109274, 67362781, 90218548, 134725562, 269451124, 471539467, 943078934, 1886157868, 7207817567, 14415635134, 28831270268, 50454722969, 100909445938, 201818891876]

約数ペア:

[(1, 201818891876), (2, 100909445938), (4, 50454722969), (7, 28831270268), (14, 14415635134), (28, 7207817567), (107, 1886157868), (214, 943078934), (428, 471539467), (749, 269451124), (1498, 134725562), (2237, 90218548), (2996, 67362781), (4474, 45109274), (8948, 22554637), (15659, 12888364), (30113, 6702052), (31318, 6444182), (60226, 3351026), (62636, 3222091), (120452, 1675513), (210791, 957436), (239359, 843164), (421582, 478718)]