890673488

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{16187}}^1$

素因数の和:16395

約数の個数: 40

約数和(自身を含む): 1826653920

約数和(自身を除く): 935980432

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 181, 304, 362, 724, 1448, 2896, 3439, 6878, 13756, 16187, 27512, 32374, 55024, 64748, 129496, 258992, 307553, 615106, 1230212, 2460424, 2929847, 4920848, 5859694, 11719388, 23438776, 46877552, 55667093, 111334186, 222668372, 445336744, 890673488]

約数ペア:

[(1, 890673488), (2, 445336744), (4, 222668372), (8, 111334186), (16, 55667093), (19, 46877552), (38, 23438776), (76, 11719388), (152, 5859694), (181, 4920848), (304, 2929847), (362, 2460424), (724, 1230212), (1448, 615106), (2896, 307553), (3439, 258992), (6878, 129496), (13756, 64748), (16187, 55024), (27512, 32374)]