20030318

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1093}}^1$

素因数の和:1137

約数の個数: 48

約数和(自身を含む): 40407984

約数和(自身を除く): 20377666

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 49, 77, 98, 119, 154, 187, 238, 374, 539, 833, 1078, 1093, 1309, 1666, 2186, 2618, 7651, 9163, 12023, 15302, 18326, 18581, 24046, 37162, 53557, 84161, 107114, 130067, 168322, 204391, 260134, 408782, 589127, 910469, 1178254, 1430737, 1820938, 2861474, 10015159, 20030318]

約数ペア:

[(1, 20030318), (2, 10015159), (7, 2861474), (11, 1820938), (14, 1430737), (17, 1178254), (22, 910469), (34, 589127), (49, 408782), (77, 260134), (98, 204391), (119, 168322), (154, 130067), (187, 107114), (238, 84161), (374, 53557), (539, 37162), (833, 24046), (1078, 18581), (1093, 18326), (1309, 15302), (1666, 12023), (2186, 9163), (2618, 7651)]