19900996836

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2539}}^1\times {\mathrm{4057}}^1$

素因数の和:6633

約数の個数: 96

約数和(自身を含む): 55412152320

約数和(自身を除く): 35511155484

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 84, 92, 138, 161, 276, 322, 483, 644, 966, 1932, 2539, 4057, 5078, 7617, 8114, 10156, 12171, 15234, 16228, 17773, 24342, 28399, 30468, 35546, 48684, 53319, 56798, 58397, 71092, 85197, 93311, 106638, 113596, 116794, 170394, 175191, 186622, 213276, 233588, 279933, 340788, 350382, 373244, 408779, 559866, 653177, 700764, 817558, 1119732, 1226337, 1306354, 1635116, 1959531, 2452674, 2612708, 3919062, 4905348, 7838124, 10300723, 20601446, 30902169, 41202892, 61804338, 72105061, 123608676, 144210122, 216315183, 236916629, 288420244, 432630366, 473833258, 710749887, 865260732, 947666516, 1421499774, 1658416403, 2842999548, 3316832806, 4975249209, 6633665612, 9950498418, 19900996836]

約数ペア:

[(1, 19900996836), (2, 9950498418), (3, 6633665612), (4, 4975249209), (6, 3316832806), (7, 2842999548), (12, 1658416403), (14, 1421499774), (21, 947666516), (23, 865260732), (28, 710749887), (42, 473833258), (46, 432630366), (69, 288420244), (84, 236916629), (92, 216315183), (138, 144210122), (161, 123608676), (276, 72105061), (322, 61804338), (483, 41202892), (644, 30902169), (966, 20601446), (1932, 10300723), (2539, 7838124), (4057, 4905348), (5078, 3919062), (7617, 2612708), (8114, 2452674), (10156, 1959531), (12171, 1635116), (15234, 1306354), (16228, 1226337), (17773, 1119732), (24342, 817558), (28399, 700764), (30468, 653177), (35546, 559866), (48684, 408779), (53319, 373244), (56798, 350382), (58397, 340788), (71092, 279933), (85197, 233588), (93311, 213276), (106638, 186622), (113596, 175191), (116794, 170394)]