2181895562

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{1901}}^1$

素因数の和:2207

約数の個数: 64

約数和(自身を含む): 4239786240

約数和(自身を除く): 2057890678

約数列:

[1, 2, 7, 11, 14, 22, 29, 58, 77, 154, 203, 257, 319, 406, 514, 638, 1799, 1901, 2233, 2827, 3598, 3802, 4466, 5654, 7453, 13307, 14906, 19789, 20911, 26614, 39578, 41822, 52171, 55129, 81983, 104342, 110258, 146377, 163966, 292754, 385903, 488557, 573881, 606419, 771806, 977114, 1147762, 1212838, 3419899, 4244933, 5374127, 6839798, 8489866, 10748254, 14168153, 28336306, 37618889, 75237778, 99177071, 155849683, 198354142, 311699366, 1090947781, 2181895562]

約数ペア:

[(1, 2181895562), (2, 1090947781), (7, 311699366), (11, 198354142), (14, 155849683), (22, 99177071), (29, 75237778), (58, 37618889), (77, 28336306), (154, 14168153), (203, 10748254), (257, 8489866), (319, 6839798), (406, 5374127), (514, 4244933), (638, 3419899), (1799, 1212838), (1901, 1147762), (2233, 977114), (2827, 771806), (3598, 606419), (3802, 573881), (4466, 488557), (5654, 385903), (7453, 292754), (13307, 163966), (14906, 146377), (19789, 110258), (20911, 104342), (26614, 81983), (39578, 55129), (41822, 52171)]