2190494878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{1831}}^1$

素因数の和:1993

約数の個数: 64

約数和(自身を含む): 3988776960

約数和(自身を除く): 1798282082

約数列:

[1, 2, 11, 13, 22, 26, 47, 89, 94, 143, 178, 286, 517, 611, 979, 1034, 1157, 1222, 1831, 1958, 2314, 3662, 4183, 6721, 8366, 12727, 13442, 20141, 23803, 25454, 40282, 46013, 47606, 54379, 86057, 92026, 108758, 162959, 172114, 261833, 325918, 523666, 598169, 946627, 1118741, 1196338, 1792549, 1893254, 2118467, 2237482, 3585098, 4236934, 7659073, 12306151, 15318146, 23303137, 24612302, 46606274, 84249803, 99567949, 168499606, 199135898, 1095247439, 2190494878]

約数ペア:

[(1, 2190494878), (2, 1095247439), (11, 199135898), (13, 168499606), (22, 99567949), (26, 84249803), (47, 46606274), (89, 24612302), (94, 23303137), (143, 15318146), (178, 12306151), (286, 7659073), (517, 4236934), (611, 3585098), (979, 2237482), (1034, 2118467), (1157, 1893254), (1222, 1792549), (1831, 1196338), (1958, 1118741), (2314, 946627), (3662, 598169), (4183, 523666), (6721, 325918), (8366, 261833), (12727, 172114), (13442, 162959), (20141, 108758), (23803, 92026), (25454, 86057), (40282, 54379), (46013, 47606)]