20195497

素因数分解:

$7^3\times {\mathrm{97}}^1\times {\mathrm{607}}^1$

素因数の和:725

約数の個数: 16

約数和(自身を含む): 23833600

約数和(自身を除く): 3638103

約数列:

[1, 7, 49, 97, 343, 607, 679, 4249, 4753, 29743, 33271, 58879, 208201, 412153, 2885071, 20195497]

約数ペア:

[(1, 20195497), (7, 2885071), (49, 412153), (97, 208201), (343, 58879), (607, 33271), (679, 29743), (4249, 4753)]