19990714338

素因数分解:

$2^1\times 3^2\times 7^3\times {\mathrm{443}}^1\times {\mathrm{7309}}^1$

素因数の和:7781

約数の個数: 96

約数和(自身を含む): 50631984000

約数和(自身を除く): 30641269662

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 343, 441, 443, 686, 882, 886, 1029, 1329, 2058, 2658, 3087, 3101, 3987, 6174, 6202, 7309, 7974, 9303, 14618, 18606, 21707, 21927, 27909, 43414, 43854, 51163, 55818, 65121, 65781, 102326, 130242, 131562, 151949, 153489, 195363, 303898, 306978, 358141, 390726, 455847, 460467, 716282, 911694, 920934, 1074423, 1367541, 2148846, 2506987, 2735082, 3223269, 3237887, 5013974, 6446538, 6475774, 7520961, 9713661, 15041922, 19427322, 22562883, 22665209, 29140983, 45125766, 45330418, 58281966, 67995627, 135991254, 158656463, 203986881, 317312926, 407973762, 475969389, 951938778, 1110595241, 1427908167, 2221190482, 2855816334, 3331785723, 6663571446, 9995357169, 19990714338]

約数ペア:

[(1, 19990714338), (2, 9995357169), (3, 6663571446), (6, 3331785723), (7, 2855816334), (9, 2221190482), (14, 1427908167), (18, 1110595241), (21, 951938778), (42, 475969389), (49, 407973762), (63, 317312926), (98, 203986881), (126, 158656463), (147, 135991254), (294, 67995627), (343, 58281966), (441, 45330418), (443, 45125766), (686, 29140983), (882, 22665209), (886, 22562883), (1029, 19427322), (1329, 15041922), (2058, 9713661), (2658, 7520961), (3087, 6475774), (3101, 6446538), (3987, 5013974), (6174, 3237887), (6202, 3223269), (7309, 2735082), (7974, 2506987), (9303, 2148846), (14618, 1367541), (18606, 1074423), (21707, 920934), (21927, 911694), (27909, 716282), (43414, 460467), (43854, 455847), (51163, 390726), (55818, 358141), (65121, 306978), (65781, 303898), (102326, 195363), (130242, 153489), (131562, 151949)]