20181323502

素因数分解:

$2^1\times 3^5\times {\mathrm{1979}}^1\times {\mathrm{20983}}^1$

素因数の和:22979

約数の個数: 48

約数和(自身を含む): 45370765440

約数和(自身を除く): 25189441938

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 1979, 3958, 5937, 11874, 17811, 20983, 35622, 41966, 53433, 62949, 106866, 125898, 160299, 188847, 320598, 377694, 480897, 566541, 961794, 1133082, 1699623, 3399246, 5098869, 10197738, 41525357, 83050714, 124576071, 249152142, 373728213, 747456426, 1121184639, 2242369278, 3363553917, 6727107834, 10090661751, 20181323502]

約数ペア:

[(1, 20181323502), (2, 10090661751), (3, 6727107834), (6, 3363553917), (9, 2242369278), (18, 1121184639), (27, 747456426), (54, 373728213), (81, 249152142), (162, 124576071), (243, 83050714), (486, 41525357), (1979, 10197738), (3958, 5098869), (5937, 3399246), (11874, 1699623), (17811, 1133082), (20983, 961794), (35622, 566541), (41966, 480897), (53433, 377694), (62949, 320598), (106866, 188847), (125898, 160299)]