19883752

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2383}}^1$

素因数の和:2545

約数の個数: 32

約数和(自身を含む): 42912000

約数和(自身を除く): 23028248

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 2383, 4172, 4766, 8344, 9532, 16681, 19064, 33362, 66724, 133448, 355067, 710134, 1420268, 2485469, 2840536, 4970938, 9941876, 19883752]

約数ペア:

[(1, 19883752), (2, 9941876), (4, 4970938), (7, 2840536), (8, 2485469), (14, 1420268), (28, 710134), (56, 355067), (149, 133448), (298, 66724), (596, 33362), (1043, 19064), (1192, 16681), (2086, 9532), (2383, 8344), (4172, 4766)]