2003778

素因数分解:

$2^1\times 3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:74

約数の個数: 96

約数和(自身を含む): 5591040

約数和(自身を除く): 3587262

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 31, 38, 42, 54, 57, 62, 63, 81, 93, 114, 126, 133, 162, 171, 186, 189, 217, 243, 266, 279, 342, 378, 399, 434, 486, 513, 558, 567, 589, 651, 798, 837, 1026, 1134, 1178, 1197, 1302, 1539, 1674, 1701, 1767, 1953, 2394, 2511, 3078, 3402, 3534, 3591, 3906, 4123, 4617, 5022, 5301, 5859, 7182, 7533, 8246, 9234, 10602, 10773, 11718, 12369, 15066, 15903, 17577, 21546, 24738, 31806, 32319, 35154, 37107, 47709, 52731, 64638, 74214, 95418, 105462, 111321, 143127, 222642, 286254, 333963, 667926, 1001889, 2003778]

約数ペア:

[(1, 2003778), (2, 1001889), (3, 667926), (6, 333963), (7, 286254), (9, 222642), (14, 143127), (18, 111321), (19, 105462), (21, 95418), (27, 74214), (31, 64638), (38, 52731), (42, 47709), (54, 37107), (57, 35154), (62, 32319), (63, 31806), (81, 24738), (93, 21546), (114, 17577), (126, 15903), (133, 15066), (162, 12369), (171, 11718), (186, 10773), (189, 10602), (217, 9234), (243, 8246), (266, 7533), (279, 7182), (342, 5859), (378, 5301), (399, 5022), (434, 4617), (486, 4123), (513, 3906), (558, 3591), (567, 3534), (589, 3402), (651, 3078), (798, 2511), (837, 2394), (1026, 1953), (1134, 1767), (1178, 1701), (1197, 1674), (1302, 1539)]