2018666895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{257}}^1\times {\mathrm{313}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 3733032960

約数和(自身を除く): 1714366065

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 239, 257, 313, 717, 771, 939, 1195, 1285, 1565, 1673, 1799, 2191, 3585, 3855, 4695, 5019, 5397, 6573, 8365, 8995, 10955, 25095, 26985, 32865, 61423, 74807, 80441, 184269, 224421, 241323, 307115, 374035, 402205, 429961, 523649, 563087, 921345, 1122105, 1206615, 1289883, 1570947, 1689261, 2149805, 2618245, 2815435, 6449415, 7854735, 8446305, 19225399, 57676197, 96126995, 134577793, 288380985, 403733379, 672888965, 2018666895]

約数ペア:

[(1, 2018666895), (3, 672888965), (5, 403733379), (7, 288380985), (15, 134577793), (21, 96126995), (35, 57676197), (105, 19225399), (239, 8446305), (257, 7854735), (313, 6449415), (717, 2815435), (771, 2618245), (939, 2149805), (1195, 1689261), (1285, 1570947), (1565, 1289883), (1673, 1206615), (1799, 1122105), (2191, 921345), (3585, 563087), (3855, 523649), (4695, 429961), (5019, 402205), (5397, 374035), (6573, 307115), (8365, 241323), (8995, 224421), (10955, 184269), (25095, 80441), (26985, 74807), (32865, 61423)]