2098901378

素因数分解:

$2^1\times 7^4\times {\mathrm{337}}^1\times {\mathrm{1297}}^1$

素因数の和:1664

約数の個数: 40

約数和(自身を含む): 3686597772

約数和(自身を除く): 1587696394

約数列:

[1, 2, 7, 14, 49, 98, 337, 343, 674, 686, 1297, 2359, 2401, 2594, 4718, 4802, 9079, 16513, 18158, 33026, 63553, 115591, 127106, 231182, 437089, 444871, 809137, 874178, 889742, 1618274, 3059623, 3114097, 6119246, 6228194, 21417361, 42834722, 149921527, 299843054, 1049450689, 2098901378]

約数ペア:

[(1, 2098901378), (2, 1049450689), (7, 299843054), (14, 149921527), (49, 42834722), (98, 21417361), (337, 6228194), (343, 6119246), (674, 3114097), (686, 3059623), (1297, 1618274), (2359, 889742), (2401, 874178), (2594, 809137), (4718, 444871), (4802, 437089), (9079, 231182), (16513, 127106), (18158, 115591), (33026, 63553)]