19912314590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{3659}}^1\times {\mathrm{77743}}^1$

素因数の和:81416

約数の個数: 32

約数和(自身を含む): 40974197760

約数和(自身を除く): 21061883170

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 3659, 7318, 18295, 25613, 36590, 51226, 77743, 128065, 155486, 256130, 388715, 544201, 777430, 1088402, 2721005, 5442010, 284461637, 568923274, 1422308185, 1991231459, 2844616370, 3982462918, 9956157295, 19912314590]

約数ペア:

[(1, 19912314590), (2, 9956157295), (5, 3982462918), (7, 2844616370), (10, 1991231459), (14, 1422308185), (35, 568923274), (70, 284461637), (3659, 5442010), (7318, 2721005), (18295, 1088402), (25613, 777430), (36590, 544201), (51226, 388715), (77743, 256130), (128065, 155486)]