20093528

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3943}}^1$

素因数の和:3976

約数の個数: 48

約数和(自身を含む): 47209680

約数和(自身を除く): 27116152

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 3943, 5096, 7886, 15772, 27601, 31544, 51259, 55202, 102518, 110404, 193207, 205036, 220808, 358813, 386414, 410072, 717626, 772828, 1435252, 1545656, 2511691, 2870504, 5023382, 10046764, 20093528]

約数ペア:

[(1, 20093528), (2, 10046764), (4, 5023382), (7, 2870504), (8, 2511691), (13, 1545656), (14, 1435252), (26, 772828), (28, 717626), (49, 410072), (52, 386414), (56, 358813), (91, 220808), (98, 205036), (104, 193207), (182, 110404), (196, 102518), (364, 55202), (392, 51259), (637, 31544), (728, 27601), (1274, 15772), (2548, 7886), (3943, 5096)]